20139913870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2767}}^1\times {\mathrm{16927}}^1$

素因数の和:19744

約数の個数: 32

約数和(自身を含む): 37110509568

約数和(自身を除く): 16970595698

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 2767, 5534, 13835, 16927, 27670, 33854, 84635, 118981, 169270, 237962, 594905, 727861, 1189810, 1455722, 3639305, 7278610, 46837009, 93674018, 234185045, 468370090, 2013991387, 4027982774, 10069956935, 20139913870]

約数ペア:

[(1, 20139913870), (2, 10069956935), (5, 4027982774), (10, 2013991387), (43, 468370090), (86, 234185045), (215, 93674018), (430, 46837009), (2767, 7278610), (5534, 3639305), (13835, 1455722), (16927, 1189810), (27670, 727861), (33854, 594905), (84635, 237962), (118981, 169270)]