20005772507

素因数分解:

$7^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1\times {\mathrm{8681}}^1$

素因数の和:9910

約数の個数: 16

約数和(自身を含む): 22951318464

約数和(自身を除く): 2945545957

約数列:

[1, 7, 401, 821, 2807, 5747, 8681, 60767, 329221, 2304547, 3481081, 7127101, 24367567, 49889707, 2857967501, 20005772507]

約数ペア:

[(1, 20005772507), (7, 2857967501), (401, 49889707), (821, 24367567), (2807, 7127101), (5747, 3481081), (8681, 2304547), (60767, 329221)]