20158552519

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{24199943}}^1$

素因数の和:24199974

約数の個数: 12

約数和(自身を含む): 24829142544

約数和(自身を除く): 4670590025

約数列:

[1, 7, 17, 49, 119, 833, 24199943, 169399601, 411399031, 1185797207, 2879793217, 20158552519]

約数ペア:

[(1, 20158552519), (7, 2879793217), (17, 1185797207), (49, 411399031), (119, 169399601), (833, 24199943)]