20045744

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5471}}^1$

素因数の和:5708

約数の個数: 20

約数和(自身を含む): 39015360

約数和(自身を除く): 18969616

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5471, 10942, 21884, 43768, 87536, 1252859, 2505718, 5011436, 10022872, 20045744]

約数ペア:

[(1, 20045744), (2, 10022872), (4, 5011436), (8, 2505718), (16, 1252859), (229, 87536), (458, 43768), (916, 21884), (1832, 10942), (3664, 5471)]