20157740897

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{70236031}}^1$

素因数の和:70236079

約数の個数: 8

約数和(自身を含む): 23599306752

約数和(自身を除く): 3441565855

約数列:

[1, 7, 41, 287, 70236031, 491652217, 2879677271, 20157740897]

約数ペア:

[(1, 20157740897), (7, 2879677271), (41, 491652217), (287, 70236031)]