18693081

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 32348160

約数和(自身を除く): 13655079

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 87, 99, 153, 187, 261, 319, 383, 493, 561, 957, 1149, 1479, 1683, 2871, 3447, 4213, 4437, 5423, 6511, 11107, 12639, 16269, 19533, 33321, 37917, 48807, 58599, 71621, 99963, 122177, 188819, 214863, 366531, 566457, 644589, 1099593, 1699371, 2077009, 6231027, 18693081]

約数ペア:

[(1, 18693081), (3, 6231027), (9, 2077009), (11, 1699371), (17, 1099593), (29, 644589), (33, 566457), (51, 366531), (87, 214863), (99, 188819), (153, 122177), (187, 99963), (261, 71621), (319, 58599), (383, 48807), (493, 37917), (561, 33321), (957, 19533), (1149, 16269), (1479, 12639), (1683, 11107), (2871, 6511), (3447, 5423), (4213, 4437)]