18720906

素因数分解:

$2^1\times 3^1\times {\mathrm{701}}^1\times {\mathrm{4451}}^1$

素因数の和:5157

約数の個数: 16

約数和(自身を含む): 37503648

約数和(自身を除く): 18782742

約数列:

[1, 2, 3, 6, 701, 1402, 2103, 4206, 4451, 8902, 13353, 26706, 3120151, 6240302, 9360453, 18720906]

約数ペア:

[(1, 18720906), (2, 9360453), (3, 6240302), (6, 3120151), (701, 26706), (1402, 13353), (2103, 8902), (4206, 4451)]