20168082710

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7847503}}^1$

素因数の和:7847767

約数の個数: 16

約数和(自身を含む): 36443808576

約数和(自身を除く): 16275725866

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 7847503, 15695006, 39237515, 78475030, 2016808271, 4033616542, 10084041355, 20168082710]

約数ペア:

[(1, 20168082710), (2, 10084041355), (5, 4033616542), (10, 2016808271), (257, 78475030), (514, 39237515), (1285, 15695006), (2570, 7847503)]