18183789

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2129}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 28686840

約数和(自身を除く): 10503051

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2129, 2847, 6387, 8541, 19161, 27677, 83031, 155417, 249093, 466251, 1398753, 2020421, 6061263, 18183789]

約数ペア:

[(1, 18183789), (3, 6061263), (9, 2020421), (13, 1398753), (39, 466251), (73, 249093), (117, 155417), (219, 83031), (657, 27677), (949, 19161), (2129, 8541), (2847, 6387)]