20215706

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{859}}^1$

素因数の和:950

約数の個数: 24

約数和(自身を含む): 35562720

約数和(自身を除く): 15347014

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 859, 1681, 1718, 3362, 6013, 11767, 12026, 23534, 35219, 70438, 246533, 493066, 1443979, 2887958, 10107853, 20215706]

約数ペア:

[(1, 20215706), (2, 10107853), (7, 2887958), (14, 1443979), (41, 493066), (82, 246533), (287, 70438), (574, 35219), (859, 23534), (1681, 12026), (1718, 11767), (3362, 6013)]