20809399001

素因数分解:

${\mathrm{641}}^1\times {\mathrm{3571}}^1\times {\mathrm{9091}}^1$

素因数の和:13303

約数の個数: 8

約数和(自身を含む): 20849992608

約数和(自身を除く): 40593607

約数列:

[1, 641, 3571, 9091, 2289011, 5827331, 32463961, 20809399001]

約数ペア:

[(1, 20809399001), (641, 32463961), (3571, 5827331), (9091, 2289011)]