What are the common factors of 31?

The factors of 31 are 1 and 31. It’s only expressed as 31 × 1 or 1 × 31. Hence, 31 is a prime number.

What is the least common multiple of 19 and 31?

The Least Common Multiple of 19 and 31 is 589.

What are the common factors of 19?

The number 19 has only two factors, the number itself and 1. Hence, the factors of 19 are 1 and 19.

Do 19 and 30 have common factors?

For 19 and 30 those factors look like this: Factors for 19: 1 and 19. Factors for 30: 1, 2, 3, 5, 6, 10, 15, and 30.