18121077

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17209}}^1$

素因数の和:17234

約数の個数: 20

約数和(自身を含む): 29153740

約数和(自身を除く): 11032663

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17209, 51627, 154881, 223717, 464643, 671151, 1393929, 2013453, 6040359, 18121077]

約数ペア:

[(1, 18121077), (3, 6040359), (9, 2013453), (13, 1393929), (27, 671151), (39, 464643), (81, 223717), (117, 154881), (351, 51627), (1053, 17209)]