Why is 1,638 the sum of all factors of 612, including 612?
The factors of the number 612 are: 1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612.
If you add them up, you will get the total of 1,638.
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