18555957

素因数分解:

$3^2\times 7^3\times {\mathrm{6011}}^1$

素因数の和:6038

約数の個数: 24

約数和(自身を含む): 31262400

約数和(自身を除く): 12706443

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6011, 18033, 42077, 54099, 126231, 294539, 378693, 883617, 2061773, 2650851, 6185319, 18555957]

約数ペア:

[(1, 18555957), (3, 6185319), (7, 2650851), (9, 2061773), (21, 883617), (49, 378693), (63, 294539), (147, 126231), (343, 54099), (441, 42077), (1029, 18033), (3087, 6011)]