19981852270

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{11965181}}^1$

素因数の和:11965355

約数の個数: 16

約数和(自身を含む): 36182710368

約数和(自身を除く): 16200858098

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 11965181, 23930362, 59825905, 119651810, 1998185227, 3996370454, 9990926135, 19981852270]

約数ペア:

[(1, 19981852270), (2, 9990926135), (5, 3996370454), (10, 1998185227), (167, 119651810), (334, 59825905), (835, 23930362), (1670, 11965181)]