18197181

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 27476280

約数和(自身を除く): 9279099

約数列:

[1, 3, 9, 29, 87, 113, 261, 339, 617, 1017, 1851, 3277, 5553, 9831, 17893, 29493, 53679, 69721, 161037, 209163, 627489, 2021909, 6065727, 18197181]

約数ペア:

[(1, 18197181), (3, 6065727), (9, 2021909), (29, 627489), (87, 209163), (113, 161037), (261, 69721), (339, 53679), (617, 29493), (1017, 17893), (1851, 9831), (3277, 5553)]