18308259

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 27515904

約数和(自身を除く): 9207645

約数列:

[1, 3, 9, 31, 93, 211, 279, 311, 633, 933, 1899, 2799, 6541, 9641, 19623, 28923, 58869, 65621, 86769, 196863, 590589, 2034251, 6102753, 18308259]

約数ペア:

[(1, 18308259), (3, 6102753), (9, 2034251), (31, 590589), (93, 196863), (211, 86769), (279, 65621), (311, 58869), (633, 28923), (933, 19623), (1899, 9641), (2799, 6541)]