18666378

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{4339}}^1$

素因数の和:4586

約数の個数: 24

約数和(自身を含む): 40622400

約数和(自身を除く): 21956022

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 4339, 8678, 13017, 26034, 39051, 78102, 1037021, 2074042, 3111063, 6222126, 9333189, 18666378]

約数ペア:

[(1, 18666378), (2, 9333189), (3, 6222126), (6, 3111063), (9, 2074042), (18, 1037021), (239, 78102), (478, 39051), (717, 26034), (1434, 13017), (2151, 8678), (4302, 4339)]