Q: What is the sum of all factors of the number 638,260,168 excluding 638,260,168?

A: 834,649,592

Why is 834,649,592 the sum of all factors of 638,260,168, excluding 638,260,168?

The factors of the number 638,260,168 are: 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 876731, 1753462, 3506924, 6137117, 7013848, 11397503, 12274234, 22795006, 24548468, 45590012, 49096936, 79782521, 91180024, 159565042, 319130084, 638260168.

If you add them up, you will get the total of 638,261,002. Now subtract 638,260,168 to get 834,649,592