18904518

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{14387}}^1$

素因数の和:14468

約数の個数: 24

約数和(自身を含む): 41523768

約数和(自身を除く): 22619250

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 14387, 28774, 43161, 86322, 129483, 258966, 1050251, 2100502, 3150753, 6301506, 9452259, 18904518]

約数ペア:

[(1, 18904518), (2, 9452259), (3, 6301506), (6, 3150753), (9, 2100502), (18, 1050251), (73, 258966), (146, 129483), (219, 86322), (438, 43161), (657, 28774), (1314, 14387)]