20151328

素因数分解:

$2^5\times {\mathrm{269}}^1\times {\mathrm{2341}}^1$

素因数の和:2620

約数の個数: 24

約数和(自身を含む): 39837420

約数和(自身を除く): 19686092

約数列:

[1, 2, 4, 8, 16, 32, 269, 538, 1076, 2152, 2341, 4304, 4682, 8608, 9364, 18728, 37456, 74912, 629729, 1259458, 2518916, 5037832, 10075664, 20151328]

約数ペア:

[(1, 20151328), (2, 10075664), (4, 5037832), (8, 2518916), (16, 1259458), (32, 629729), (269, 74912), (538, 37456), (1076, 18728), (2152, 9364), (2341, 8608), (4304, 4682)]