20851842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{315937}}^1$

素因数の和:315953

約数の個数: 16

約数和(自身を含む): 45495072

約数和(自身を除く): 24643230

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 315937, 631874, 947811, 1895622, 3475307, 6950614, 10425921, 20851842]

約数ペア:

[(1, 20851842), (2, 10425921), (3, 6950614), (6, 3475307), (11, 1895622), (22, 947811), (33, 631874), (66, 315937)]