20512073491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7772669}}^1$

素因数の和:7772718

約数の個数: 16

約数和(自身を含む): 26116171200

約数和(自身を除く): 5604097709

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7772669, 54408683, 101044697, 225407401, 707312879, 1577851807, 2930296213, 20512073491]

約数ペア:

[(1, 20512073491), (7, 2930296213), (13, 1577851807), (29, 707312879), (91, 225407401), (203, 101044697), (377, 54408683), (2639, 7772669)]