20154077993

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{252979}}^1$

素因数の和:253604

約数の個数: 16

約数和(自身を含む): 24286080000

約数和(自身を除く): 4132002007

約数列:

[1, 7, 19, 133, 599, 4193, 11381, 79667, 252979, 1770853, 4806601, 33646207, 151534421, 1060740947, 2879153999, 20154077993]

約数ペア:

[(1, 20154077993), (7, 2879153999), (19, 1060740947), (133, 151534421), (599, 33646207), (4193, 4806601), (11381, 1770853), (79667, 252979)]