20599155

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26927}}^1$

素因数の和:26955

約数の個数: 24

約数和(自身を含む): 37806912

約数和(自身を除く): 17207757

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26927, 80781, 134635, 242343, 403905, 457759, 1211715, 1373277, 2288795, 4119831, 6866385, 20599155]

約数ペア:

[(1, 20599155), (3, 6866385), (5, 4119831), (9, 2288795), (15, 1373277), (17, 1211715), (45, 457759), (51, 403905), (85, 242343), (153, 134635), (255, 80781), (765, 26927)]