What is the Greatest Common Factor of 19018 and 19026?

Greatest common factor (GCF) of 19018 and 19026 is 2.

GCF(19018,19026) = 2

We will now calculate the prime factors of 19018 and 19026, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19018 and 19026.

How to find the GCF of 19018 and 19026?

We will first find the prime factorization of 19018 and 19026. After we will calculate the factors of 19018 and 19026 and find the biggest common factor number .

Step-1: Prime Factorization of 19018

Prime factors of 19018 are 2, 37, 257. Prime factorization of 19018 in exponential form is:

19018 = 2¹ × 37¹ × 257¹

Step-2: Prime Factorization of 19026

Prime factors of 19026 are 2, 3, 7, 151. Prime factorization of 19026 in exponential form is:

19026 = 2¹ × 3² × 7¹ × 151¹

Step-3: Factors of 19018

List of positive integer factors of 19018 that divides 19018 without a remainder.

1, 2, 37, 74, 257, 514, 9509

Step-4: Factors of 19026

List of positive integer factors of 19026 that divides 19018 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151, 302, 453, 906, 1057, 1359, 2114, 2718, 3171, 6342, 9513

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19018 and 19026. The biggest common factor number is the GCF number.
So the greatest common factor 19018 and 19026 is 2.

Also check out the Least Common Multiple of 19018 and 19026