18738423

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17207}}^1$

素因数の和:17235

約数の個数: 18

約数和(自身を含む): 29752632

約数和(自身を除く): 11014209

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 17207, 51621, 154863, 189277, 567831, 1703493, 2082047, 6246141, 18738423]

約数ペア:

[(1, 18738423), (3, 6246141), (9, 2082047), (11, 1703493), (33, 567831), (99, 189277), (121, 154863), (363, 51621), (1089, 17207)]