Q: What is the sum of all factors of the number 157,128,784 excluding 157,128,784?

Why is 163,331,856 the sum of all factors of 157,128,784, excluding 157,128,784?

The factors of the number 157,128,784 are: 1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 516871, 1033742, 2067484, 4134968, 8269936, 9820549, 19641098, 39282196, 78564392, 157128784.

If you add them up, you will get the total of 157,128,947. Now subtract 157,128,784 to get 163,331,856

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