20201207968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{33225671}}^1$

素因数の和:33225700

約数の個数: 24

約数和(自身を含む): 41864346720

約数和(自身を除く): 21663138752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 33225671, 66451342, 132902684, 265805368, 531610736, 631287749, 1063221472, 1262575498, 2525150996, 5050301992, 10100603984, 20201207968]

約数ペア:

[(1, 20201207968), (2, 10100603984), (4, 5050301992), (8, 2525150996), (16, 1262575498), (19, 1063221472), (32, 631287749), (38, 531610736), (76, 265805368), (152, 132902684), (304, 66451342), (608, 33225671)]