20856331311

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1613393}}^1$

素因数の和:1613566

約数の個数: 16

約数和(自身を含む): 28912020480

約数和(自身を除く): 8055689169

約数列:

[1, 3, 31, 93, 139, 417, 4309, 12927, 1613393, 4840179, 50015183, 150045549, 224261627, 672784881, 6952110437, 20856331311]

約数ペア:

[(1, 20856331311), (3, 6952110437), (31, 672784881), (93, 224261627), (139, 150045549), (417, 50015183), (4309, 4840179), (12927, 1613393)]