12907171664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47452837}}^1$

素因数の和:47452862

約数の個数: 20

約数和(自身を含む): 26478683604

約数和(自身を除く): 13571511940

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47452837, 94905674, 189811348, 379622696, 759245392, 806698229, 1613396458, 3226792916, 6453585832, 12907171664]

約数ペア:

[(1, 12907171664), (2, 6453585832), (4, 3226792916), (8, 1613396458), (16, 806698229), (17, 759245392), (34, 379622696), (68, 189811348), (136, 94905674), (272, 47452837)]