20556655

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34549}}^1$

素因数の和:34578

約数の個数: 16

約数和(自身を含む): 29851200

約数和(自身を除く): 9294545

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 34549, 172745, 241843, 587333, 1209215, 2936665, 4111331, 20556655]

約数ペア:

[(1, 20556655), (5, 4111331), (7, 2936665), (17, 1209215), (35, 587333), (85, 241843), (119, 172745), (595, 34549)]