18327609

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{5641}}^1$

素因数の和:5685

約数の個数: 18

約数和(自身を含む): 27944826

約数和(自身を除く): 9617217

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 5641, 16923, 50769, 107179, 321537, 964611, 2036401, 6109203, 18327609]

約数ペア:

[(1, 18327609), (3, 6109203), (9, 2036401), (19, 964611), (57, 321537), (171, 107179), (361, 50769), (1083, 16923), (3249, 5641)]