20050867070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154237439}}^1$

素因数の和:154237459

約数の個数: 16

約数和(自身を含む): 38867834880

約数和(自身を除く): 18816967810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154237439, 308474878, 771187195, 1542374390, 2005086707, 4010173414, 10025433535, 20050867070]

約数ペア:

[(1, 20050867070), (2, 10025433535), (5, 4010173414), (10, 2005086707), (13, 1542374390), (26, 771187195), (65, 308474878), (130, 154237439)]