18207321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{13457}}^1$

素因数の和:13512

約数の個数: 16

約数和(自身を含む): 27131328

約数和(自身を除く): 8924007

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 13457, 40371, 148027, 444081, 551737, 1655211, 6069107, 18207321]

約数ペア:

[(1, 18207321), (3, 6069107), (11, 1655211), (33, 551737), (41, 444081), (123, 148027), (451, 40371), (1353, 13457)]