19958286

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{29437}}^1$

素因数の和:29555

約数の個数: 16

約数和(自身を含む): 40271184

約数和(自身を除く): 20312898

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 29437, 58874, 88311, 176622, 3326381, 6652762, 9979143, 19958286]

約数ペア:

[(1, 19958286), (2, 9979143), (3, 6652762), (6, 3326381), (113, 176622), (226, 88311), (339, 58874), (678, 29437)]