18299889

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 27585792

約数和(自身を除く): 9285903

約数列:

[1, 3, 9, 31, 93, 107, 279, 321, 613, 963, 1839, 3317, 5517, 9951, 19003, 29853, 57009, 65591, 171027, 196773, 590319, 2033321, 6099963, 18299889]

約数ペア:

[(1, 18299889), (3, 6099963), (9, 2033321), (31, 590319), (93, 196773), (107, 171027), (279, 65591), (321, 57009), (613, 29853), (963, 19003), (1839, 9951), (3317, 5517)]