Q: What is the sum of all factors of the number 19,872 including 19,872?

A: 60,480

Why is 60,480 the sum of all factors of 19,872, including 19,872?

The factors of the number 19,872 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2208, 2484, 3312, 4968, 6624, 9936, 19872.

If you add them up, you will get the total of 60,480.