18810627

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1579}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 28895040

約数和(自身を除く): 10084413

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 1083, 1579, 3971, 4737, 11913, 17369, 30001, 52107, 90003, 330011, 570019, 990033, 1710057, 6270209, 18810627]

約数ペア:

[(1, 18810627), (3, 6270209), (11, 1710057), (19, 990033), (33, 570019), (57, 330011), (209, 90003), (361, 52107), (627, 30001), (1083, 17369), (1579, 11913), (3971, 4737)]