18982701

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{9631}}^1$

素因数の和:9713

約数の個数: 16

約数和(自身を含む): 28510720

約数和(自身を除く): 9528019

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 9631, 28893, 86679, 260037, 703063, 2109189, 6327567, 18982701]

約数ペア:

[(1, 18982701), (3, 6327567), (9, 2109189), (27, 703063), (73, 260037), (219, 86679), (657, 28893), (1971, 9631)]