13306881428

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{4261}}^1\times {\mathrm{21101}}^1$

素因数の和:25403

約数の個数: 24

約数和(自身を含む): 23923168584

約数和(自身を除く): 10616287156

約数列:

[1, 2, 4, 37, 74, 148, 4261, 8522, 17044, 21101, 42202, 84404, 157657, 315314, 630628, 780737, 1561474, 3122948, 89911361, 179822722, 359645444, 3326720357, 6653440714, 13306881428]

約数ペア:

[(1, 13306881428), (2, 6653440714), (4, 3326720357), (37, 359645444), (74, 179822722), (148, 89911361), (4261, 3122948), (8522, 1561474), (17044, 780737), (21101, 630628), (42202, 315314), (84404, 157657)]