20878576

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3739}}^1$

素因数の和:4096

約数の個数: 20

約数和(自身を含む): 40579000

約数和(自身を除く): 19700424

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 3739, 5584, 7478, 14956, 29912, 59824, 1304911, 2609822, 5219644, 10439288, 20878576]

約数ペア:

[(1, 20878576), (2, 10439288), (4, 5219644), (8, 2609822), (16, 1304911), (349, 59824), (698, 29912), (1396, 14956), (2792, 7478), (3739, 5584)]