20010068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4871}}^1$

素因数の和:4967

約数の個数: 24

約数和(自身を含む): 38196480

約数和(自身を除く): 18186412

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4871, 9742, 19484, 63323, 126646, 253292, 384809, 769618, 1539236, 5002517, 10005034, 20010068]

約数ペア:

[(1, 20010068), (2, 10005034), (4, 5002517), (13, 1539236), (26, 769618), (52, 384809), (79, 253292), (158, 126646), (316, 63323), (1027, 19484), (2054, 9742), (4108, 4871)]