18154989

素因数分解:

$3^3\times {\mathrm{359}}^1\times {\mathrm{1873}}^1$

素因数の和:2241

約数の個数: 16

約数和(自身を含む): 26985600

約数和(自身を除く): 8830611

約数列:

[1, 3, 9, 27, 359, 1077, 1873, 3231, 5619, 9693, 16857, 50571, 672407, 2017221, 6051663, 18154989]

約数ペア:

[(1, 18154989), (3, 6051663), (9, 2017221), (27, 672407), (359, 50571), (1077, 16857), (1873, 9693), (3231, 5619)]