19918186

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20201}}^1$

素因数の和:20249

約数の個数: 16

約数和(自身を含む): 32727240

約数和(自身を除く): 12809054

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 20201, 40402, 343417, 585829, 686834, 1171658, 9959093, 19918186]

約数ペア:

[(1, 19918186), (2, 9959093), (17, 1171658), (29, 686834), (34, 585829), (58, 343417), (493, 40402), (986, 20201)]