20708485

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14431}}^1$

素因数の和:14484

約数の個数: 16

約数和(自身を含む): 29094912

約数和(自身を除く): 8386427

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14431, 72155, 101017, 505085, 591671, 2958355, 4141697, 20708485]

約数ペア:

[(1, 20708485), (5, 4141697), (7, 2958355), (35, 591671), (41, 505085), (205, 101017), (287, 72155), (1435, 14431)]