200020816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{337873}}^1$

素因数の和:337918

約数の個数: 20

約数和(自身を含む): 398015572

約数和(自身を除く): 197994756

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 337873, 675746, 1351492, 2702984, 5405968, 12501301, 25002602, 50005204, 100010408, 200020816]

約数ペア:

[(1, 200020816), (2, 100010408), (4, 50005204), (8, 25002602), (16, 12501301), (37, 5405968), (74, 2702984), (148, 1351492), (296, 675746), (592, 337873)]