18533385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2437}}^1$

素因数の和:2474

約数の個数: 36

約数和(自身を含む): 34800012

約数和(自身を除く): 16266627

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2437, 2535, 7311, 7605, 12185, 21933, 31681, 36555, 95043, 109665, 158405, 285129, 411853, 475215, 1235559, 1425645, 2059265, 3706677, 6177795, 18533385]

約数ペア:

[(1, 18533385), (3, 6177795), (5, 3706677), (9, 2059265), (13, 1425645), (15, 1235559), (39, 475215), (45, 411853), (65, 285129), (117, 158405), (169, 109665), (195, 95043), (507, 36555), (585, 31681), (845, 21933), (1521, 12185), (2437, 7605), (2535, 7311)]