20201607937

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21698827}}^1$

素因数の和:21698860

約数の個数: 12

約数和(自身を含む): 24736663920

約数和(自身を除く): 4535055983

約数列:

[1, 7, 19, 49, 133, 931, 21698827, 151891789, 412277713, 1063242523, 2885943991, 20201607937]

約数ペア:

[(1, 20201607937), (7, 2885943991), (19, 1063242523), (49, 412277713), (133, 151891789), (931, 21698827)]