18668178

素因数分解:

$2^1\times 3^3\times {\mathrm{345707}}^1$

素因数の和:345718

約数の個数: 16

約数和(自身を含む): 41484960

約数和(自身を除く): 22816782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 345707, 691414, 1037121, 2074242, 3111363, 6222726, 9334089, 18668178]

約数ペア:

[(1, 18668178), (2, 9334089), (3, 6222726), (6, 3111363), (9, 2074242), (18, 1037121), (27, 691414), (54, 345707)]