Q: What is the sum of all factors of the number 638,368 excluding 638,368?

 A: 618,482

Why is 618,482 the sum of all factors of 638,368, excluding 638,368?

The factors of the number 638,368 are: 1, 2, 4, 8, 16, 32, 19949, 39898, 79796, 159592, 319184, 638368.

If you add them up, you will get the total of 638,986. Now subtract 638,368 to get 618,482


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