20749530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{691651}}^1$

素因数の和:691661

約数の個数: 16

約数和(自身を含む): 49798944

約数和(自身を除く): 29049414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 691651, 1383302, 2074953, 3458255, 4149906, 6916510, 10374765, 20749530]

約数ペア:

[(1, 20749530), (2, 10374765), (3, 6916510), (5, 4149906), (6, 3458255), (10, 2074953), (15, 1383302), (30, 691651)]