20570724

素因数分解:

$2^2\times 3^2\times {\mathrm{571409}}^1$

素因数の和:571419

約数の個数: 18

約数和(自身を含む): 51998310

約数和(自身を除く): 31427586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571409, 1142818, 1714227, 2285636, 3428454, 5142681, 6856908, 10285362, 20570724]

約数ペア:

[(1, 20570724), (2, 10285362), (3, 6856908), (4, 5142681), (6, 3428454), (9, 2285636), (12, 1714227), (18, 1142818), (36, 571409)]