Q: What is the sum of all factors of the number 13,366,720 excluding 13,366,720?

Why is 18,463,544 the sum of all factors of 13,366,720, excluding 13,366,720?

The factors of the number 13,366,720 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 41771, 83542, 167084, 208855, 334168, 417710, 668336, 835420, 1336672, 1670840, 2673344, 3341680, 6683360, 13366720.

If you add them up, you will get the total of 13,366,738. Now subtract 13,366,720 to get 18,463,544

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