20474778

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31307}}^1$

素因数の和:31421

約数の個数: 16

約数和(自身を含む): 41326560

約数和(自身を除く): 20851782

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31307, 62614, 93921, 187842, 3412463, 6824926, 10237389, 20474778]

約数ペア:

[(1, 20474778), (2, 10237389), (3, 6824926), (6, 3412463), (109, 187842), (218, 93921), (327, 62614), (654, 31307)]