What is the Greatest Common Factor of 18920 and 18937?

Greatest common factor (GCF) of 18920 and 18937 is 1.

GCF(18920,18937) = 1

We will now calculate the prime factors of 18920 and 18937, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18920 and 18937.

How to find the GCF of 18920 and 18937?

We will first find the prime factorization of 18920 and 18937. After we will calculate the factors of 18920 and 18937 and find the biggest common factor number .

Step-1: Prime Factorization of 18920

Prime factors of 18920 are 2, 5, 11, 43. Prime factorization of 18920 in exponential form is:

18920 = 2³ × 5¹ × 11¹ × 43¹

Step-2: Prime Factorization of 18937

Prime factors of 18937 are 29, 653. Prime factorization of 18937 in exponential form is:

18937 = 29¹ × 653¹

Step-3: Factors of 18920

List of positive integer factors of 18920 that divides 18920 without a remainder.

1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460

Step-4: Factors of 18937

List of positive integer factors of 18937 that divides 18920 without a remainder.

1, 29, 653

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18920 and 18937. The biggest common factor number is the GCF number.
So the greatest common factor 18920 and 18937 is 1.

Also check out the Least Common Multiple of 18920 and 18937