18792268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1014

約数の個数: 36

約数和(自身を含む): 37068696

約数和(自身を除く): 18276428

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 451, 484, 902, 947, 1804, 1894, 3788, 4961, 9922, 10417, 19844, 20834, 38827, 41668, 77654, 114587, 155308, 229174, 427097, 458348, 854194, 1708388, 4698067, 9396134, 18792268]

約数ペア:

[(1, 18792268), (2, 9396134), (4, 4698067), (11, 1708388), (22, 854194), (41, 458348), (44, 427097), (82, 229174), (121, 155308), (164, 114587), (242, 77654), (451, 41668), (484, 38827), (902, 20834), (947, 19844), (1804, 10417), (1894, 9922), (3788, 4961)]