18439746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{236407}}^1$

素因数の和:236425

約数の個数: 16

約数和(自身を含む): 39716544

約数和(自身を除く): 21276798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 236407, 472814, 709221, 1418442, 3073291, 6146582, 9219873, 18439746]

約数ペア:

[(1, 18439746), (2, 9219873), (3, 6146582), (6, 3073291), (13, 1418442), (26, 709221), (39, 472814), (78, 236407)]