18321741

素因数分解:

$3^3\times {\mathrm{43}}^2\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 24

約数和(自身を含む): 27864960

約数和(自身を除く): 9543219

約数列:

[1, 3, 9, 27, 43, 129, 367, 387, 1101, 1161, 1849, 3303, 5547, 9909, 15781, 16641, 47343, 49923, 142029, 426087, 678583, 2035749, 6107247, 18321741]

約数ペア:

[(1, 18321741), (3, 6107247), (9, 2035749), (27, 678583), (43, 426087), (129, 142029), (367, 49923), (387, 47343), (1101, 16641), (1161, 15781), (1849, 9909), (3303, 5547)]