20537288

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48437}}^1$

素因数の和:48496

約数の個数: 16

約数和(自身を含む): 39234780

約数和(自身を除く): 18697492

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48437, 96874, 193748, 387496, 2567161, 5134322, 10268644, 20537288]

約数ペア:

[(1, 20537288), (2, 10268644), (4, 5134322), (8, 2567161), (53, 387496), (106, 193748), (212, 96874), (424, 48437)]