20918238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{28813}}^1$

素因数の和:28840

約数の個数: 24

約数和(自身を含む): 45987144

約数和(自身を除く): 25068906

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 28813, 57626, 86439, 172878, 316943, 633886, 950829, 1901658, 3486373, 6972746, 10459119, 20918238]

約数ペア:

[(1, 20918238), (2, 10459119), (3, 6972746), (6, 3486373), (11, 1901658), (22, 950829), (33, 633886), (66, 316943), (121, 172878), (242, 86439), (363, 57626), (726, 28813)]