20903522

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1123}}^1$

素因数の和:1393

約数の個数: 16

約数和(自身を含む): 32290272

約数和(自身を除く): 11386750

約数列:

[1, 2, 41, 82, 227, 454, 1123, 2246, 9307, 18614, 46043, 92086, 254921, 509842, 10451761, 20903522]

約数ペア:

[(1, 20903522), (2, 10451761), (41, 509842), (82, 254921), (227, 92086), (454, 46043), (1123, 18614), (2246, 9307)]