20509530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683651}}^1$

素因数の和:683661

約数の個数: 16

約数和(自身を含む): 49222944

約数和(自身を除く): 28713414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683651, 1367302, 2050953, 3418255, 4101906, 6836510, 10254765, 20509530]

約数ペア:

[(1, 20509530), (2, 10254765), (3, 6836510), (5, 4101906), (6, 3418255), (10, 2050953), (15, 1367302), (30, 683651)]