18206578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{317}}^1$

素因数の和:426

約数の個数: 24

約数和(自身を含む): 30144492

約数和(自身を除く): 11937914

約数列:

[1, 2, 13, 26, 47, 94, 317, 611, 634, 1222, 2209, 4121, 4418, 8242, 14899, 28717, 29798, 57434, 193687, 387374, 700253, 1400506, 9103289, 18206578]

約数ペア:

[(1, 18206578), (2, 9103289), (13, 1400506), (26, 700253), (47, 387374), (94, 193687), (317, 57434), (611, 29798), (634, 28717), (1222, 14899), (2209, 8242), (4121, 4418)]