18109467

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{3877}}^1$

素因数の和:4059

約数の個数: 16

約数和(自身を含む): 26990880

約数和(自身を除く): 8881413

約数列:

[1, 3, 9, 27, 173, 519, 1557, 3877, 4671, 11631, 34893, 104679, 670721, 2012163, 6036489, 18109467]

約数ペア:

[(1, 18109467), (3, 6036489), (9, 2012163), (27, 670721), (173, 104679), (519, 34893), (1557, 11631), (3877, 4671)]