20615673652

素因数分解:

$2^2\times 7^1\times {\mathrm{21001}}^1\times {\mathrm{35059}}^1$

素因数の和:56071

約数の個数: 24

約数和(自身を含む): 41234486720

約数和(自身を除く): 20618813068

約数列:

[1, 2, 4, 7, 14, 28, 21001, 35059, 42002, 70118, 84004, 140236, 147007, 245413, 294014, 490826, 588028, 981652, 736274059, 1472548118, 2945096236, 5153918413, 10307836826, 20615673652]

約数ペア:

[(1, 20615673652), (2, 10307836826), (4, 5153918413), (7, 2945096236), (14, 1472548118), (28, 736274059), (21001, 981652), (35059, 588028), (42002, 490826), (70118, 294014), (84004, 245413), (140236, 147007)]