19506862

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1347

約数の個数: 16

約数和(自身を含む): 30021840

約数和(自身を除く): 10514978

約数列:

[1, 2, 53, 106, 163, 326, 1129, 2258, 8639, 17278, 59837, 119674, 184027, 368054, 9753431, 19506862]

約数ペア:

[(1, 19506862), (2, 9753431), (53, 368054), (106, 184027), (163, 119674), (326, 59837), (1129, 17278), (2258, 8639)]