31019728

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{18119}}^1$

素因数の和:18234

約数の個数: 20

約数和(自身を含む): 60665760

約数和(自身を除く): 29646032

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 18119, 36238, 72476, 144952, 289904, 1938733, 3877466, 7754932, 15509864, 31019728]

約数ペア:

[(1, 31019728), (2, 15509864), (4, 7754932), (8, 3877466), (16, 1938733), (107, 289904), (214, 144952), (428, 72476), (856, 36238), (1712, 18119)]