20537912

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{38317}}^1$

素因数の和:38390

約数の個数: 16

約数和(自身を含む): 39084360

約数和(自身を除く): 18546448

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 38317, 76634, 153268, 306536, 2567239, 5134478, 10268956, 20537912]

約数ペア:

[(1, 20537912), (2, 10268956), (4, 5134478), (8, 2567239), (67, 306536), (134, 153268), (268, 76634), (536, 38317)]