18137416

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 38375820

約数和(自身を除く): 20238404

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 457, 484, 902, 914, 968, 1804, 1828, 3608, 3656, 4961, 5027, 9922, 10054, 18737, 19844, 20108, 37474, 39688, 40216, 55297, 74948, 110594, 149896, 206107, 221188, 412214, 442376, 824428, 1648856, 2267177, 4534354, 9068708, 18137416]

約数ペア:

[(1, 18137416), (2, 9068708), (4, 4534354), (8, 2267177), (11, 1648856), (22, 824428), (41, 442376), (44, 412214), (82, 221188), (88, 206107), (121, 149896), (164, 110594), (242, 74948), (328, 55297), (451, 40216), (457, 39688), (484, 37474), (902, 20108), (914, 19844), (968, 18737), (1804, 10054), (1828, 9922), (3608, 5027), (3656, 4961)]