What is the Greatest Common Factor of 31906 and 31926?

Greatest common factor (GCF) of 31906 and 31926 is 2.

GCF(31906,31926) = 2

We will now calculate the prime factors of 31906 and 31926, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31906 and 31926.

How to find the GCF of 31906 and 31926?

We will first find the prime factorization of 31906 and 31926. After we will calculate the factors of 31906 and 31926 and find the biggest common factor number .

Step-1: Prime Factorization of 31906

Prime factors of 31906 are 2, 7, 43, 53. Prime factorization of 31906 in exponential form is:

31906 = 2¹ × 7¹ × 43¹ × 53¹

Step-2: Prime Factorization of 31926

Prime factors of 31926 are 2, 3, 17, 313. Prime factorization of 31926 in exponential form is:

31926 = 2¹ × 3¹ × 17¹ × 313¹

Step-3: Factors of 31906

List of positive integer factors of 31906 that divides 31906 without a remainder.

1, 2, 7, 14, 43, 53, 86, 106, 301, 371, 602, 742, 2279, 4558, 15953

Step-4: Factors of 31926

List of positive integer factors of 31926 that divides 31906 without a remainder.

1, 2, 3, 6, 17, 34, 51, 102, 313, 626, 939, 1878, 5321, 10642, 15963

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31906 and 31926. The biggest common factor number is the GCF number.
So the greatest common factor 31906 and 31926 is 2.

Also check out the Least Common Multiple of 31906 and 31926