Q: What is the sum of all factors of the number 16,815,900 excluding 16,815,900?

A: 31,838,972

Why is 31,838,972 the sum of all factors of 16,815,900, excluding 16,815,900?

The factors of the number 16,815,900 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 56053, 112106, 168159, 224212, 280265, 336318, 560530, 672636, 840795, 1121060, 1401325, 1681590, 2802650, 3363180, 4203975, 5605300, 8407950, 16815900.

If you add them up, you will get the total of 16,815,931. Now subtract 16,815,900 to get 31,838,972