2000489530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15388381}}^1$

素因数の和:15388401

約数の個数: 16

約数和(自身を含む): 3877872264

約数和(自身を除く): 1877382734

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15388381, 30776762, 76941905, 153883810, 200048953, 400097906, 1000244765, 2000489530]

約数ペア:

[(1, 2000489530), (2, 1000244765), (5, 400097906), (10, 200048953), (13, 153883810), (26, 76941905), (65, 30776762), (130, 15388381)]