20131989215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{430769}}^1$

素因数の和:431506

約数の個数: 16

約数和(自身を含む): 26052969600

約数和(自身を除く): 5920980385

約数列:

[1, 5, 13, 65, 719, 3595, 9347, 46735, 430769, 2153845, 5599997, 27999985, 309722911, 1548614555, 4026397843, 20131989215]

約数ペア:

[(1, 20131989215), (5, 4026397843), (13, 1548614555), (65, 309722911), (719, 27999985), (3595, 5599997), (9347, 2153845), (46735, 430769)]