18498566

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1283

約数の個数: 16

約数和(自身を含む): 28409856

約数和(自身を除く): 9911290

約数列:

[1, 2, 67, 127, 134, 254, 1087, 2174, 8509, 17018, 72829, 138049, 145658, 276098, 9249283, 18498566]

約数ペア:

[(1, 18498566), (2, 9249283), (67, 276098), (127, 145658), (134, 138049), (254, 72829), (1087, 17018), (2174, 8509)]