18325438

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{839}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 28103040

約数和(自身を除く): 9777602

約数列:

[1, 2, 67, 134, 163, 326, 839, 1678, 10921, 21842, 56213, 112426, 136757, 273514, 9162719, 18325438]

約数ペア:

[(1, 18325438), (2, 9162719), (67, 273514), (134, 136757), (163, 112426), (326, 56213), (839, 21842), (1678, 10921)]