18385884

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1601}}^1$

素因数の和:1651

約数の個数: 72

約数和(自身を含む): 52481520

約数和(自身を除く): 34095636

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 174, 198, 261, 319, 348, 396, 522, 638, 957, 1044, 1276, 1601, 1914, 2871, 3202, 3828, 4803, 5742, 6404, 9606, 11484, 14409, 17611, 19212, 28818, 35222, 46429, 52833, 57636, 70444, 92858, 105666, 139287, 158499, 185716, 211332, 278574, 316998, 417861, 510719, 557148, 633996, 835722, 1021438, 1532157, 1671444, 2042876, 3064314, 4596471, 6128628, 9192942, 18385884]

約数ペア:

[(1, 18385884), (2, 9192942), (3, 6128628), (4, 4596471), (6, 3064314), (9, 2042876), (11, 1671444), (12, 1532157), (18, 1021438), (22, 835722), (29, 633996), (33, 557148), (36, 510719), (44, 417861), (58, 316998), (66, 278574), (87, 211332), (99, 185716), (116, 158499), (132, 139287), (174, 105666), (198, 92858), (261, 70444), (319, 57636), (348, 52833), (396, 46429), (522, 35222), (638, 28818), (957, 19212), (1044, 17611), (1276, 14409), (1601, 11484), (1914, 9606), (2871, 6404), (3202, 5742), (3828, 4803)]