20379736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11527}}^1$

素因数の和:11563

約数の個数: 32

約数和(自身を含む): 43575840

約数和(自身を除く): 23196104

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11527, 23054, 46108, 92216, 149851, 195959, 299702, 391918, 599404, 783836, 1198808, 1567672, 2547467, 5094934, 10189868, 20379736]

約数ペア:

[(1, 20379736), (2, 10189868), (4, 5094934), (8, 2547467), (13, 1567672), (17, 1198808), (26, 783836), (34, 599404), (52, 391918), (68, 299702), (104, 195959), (136, 149851), (221, 92216), (442, 46108), (884, 23054), (1768, 11527)]