18509530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142381}}^1$

素因数の和:142401

約数の個数: 16

約数和(自身を含む): 35880264

約数和(自身を除く): 17370734

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 142381, 284762, 711905, 1423810, 1850953, 3701906, 9254765, 18509530]

約数ペア:

[(1, 18509530), (2, 9254765), (5, 3701906), (10, 1850953), (13, 1423810), (26, 711905), (65, 284762), (130, 142381)]