Q: What is the sum of all factors of the number 9,072 excluding 9,072?

A: 20,936

Why is 20,936 the sum of all factors of 9,072, excluding 9,072?

The factors of the number 9,072 are: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 2268, 3024, 4536, 9072.

If you add them up, you will get the total of 9,092. Now subtract 9,072 to get 20,936