20402338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22619}}^1$

素因数の和:22673

約数の個数: 16

約数和(自身を含む): 34201440

約数和(自身を除く): 13799102

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22619, 45238, 248809, 497618, 927379, 1854758, 10201169, 20402338]

約数ペア:

[(1, 20402338), (2, 10201169), (11, 1854758), (22, 927379), (41, 497618), (82, 248809), (451, 45238), (902, 22619)]