15661556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2113}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 29300040

約数和(自身を除く): 13638484

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 2113, 3706, 4226, 7412, 8452, 35921, 71842, 143684, 230317, 460634, 921268, 3915389, 7830778, 15661556]

約数ペア:

[(1, 15661556), (2, 7830778), (4, 3915389), (17, 921268), (34, 460634), (68, 230317), (109, 143684), (218, 71842), (436, 35921), (1853, 8452), (2113, 7412), (3706, 4226)]