18321628

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27103}}^1$

素因数の和:27133

約数の個数: 18

約数和(自身を含む): 34720224

約数和(自身を除く): 16398596

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27103, 54206, 108412, 352339, 704678, 1409356, 4580407, 9160814, 18321628]

約数ペア:

[(1, 18321628), (2, 9160814), (4, 4580407), (13, 1409356), (26, 704678), (52, 352339), (169, 108412), (338, 54206), (676, 27103)]