18660890836

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1518133}}^1$

素因数の和:1518583

約数の個数: 24

約数和(自身を含む): 37406821760

約数和(自身を除く): 18745930924

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 12292, 1518133, 3036266, 6072532, 10626931, 21253862, 42507724, 666460387, 1332920774, 2665841548, 4665222709, 9330445418, 18660890836]

約数ペア:

[(1, 18660890836), (2, 9330445418), (4, 4665222709), (7, 2665841548), (14, 1332920774), (28, 666460387), (439, 42507724), (878, 21253862), (1756, 10626931), (3073, 6072532), (6146, 3036266), (12292, 1518133)]