20103368

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6961}}^1$

素因数の和:7005

約数の個数: 24

約数和(自身を含む): 39787830

約数和(自身を除く): 19684462

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6961, 13922, 27844, 55688, 132259, 264518, 529036, 1058072, 2512921, 5025842, 10051684, 20103368]

約数ペア:

[(1, 20103368), (2, 10051684), (4, 5025842), (8, 2512921), (19, 1058072), (38, 529036), (76, 264518), (152, 132259), (361, 55688), (722, 27844), (1444, 13922), (2888, 6961)]