12739868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4357}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 24160752

約数和(自身を除く): 11420884

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 4357, 8714, 17428, 74069, 148138, 187351, 296276, 374702, 749404, 3184967, 6369934, 12739868]

約数ペア:

[(1, 12739868), (2, 6369934), (4, 3184967), (17, 749404), (34, 374702), (43, 296276), (68, 187351), (86, 148138), (172, 74069), (731, 17428), (1462, 8714), (2924, 4357)]