2020508742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2609}}^1\times {\mathrm{18439}}^1$

素因数の和:21060

約数の個数: 32

約数和(自身を含む): 4620326400

約数和(自身を除く): 2599817658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2609, 5218, 7827, 15654, 18263, 18439, 36526, 36878, 54789, 55317, 109578, 110634, 129073, 258146, 387219, 774438, 48107351, 96214702, 144322053, 288644106, 336751457, 673502914, 1010254371, 2020508742]

約数ペア:

[(1, 2020508742), (2, 1010254371), (3, 673502914), (6, 336751457), (7, 288644106), (14, 144322053), (21, 96214702), (42, 48107351), (2609, 774438), (5218, 387219), (7827, 258146), (15654, 129073), (18263, 110634), (18439, 109578), (36526, 55317), (36878, 54789)]