18027945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30817}}^1$

素因数の和:30841

約数の個数: 24

約数和(自身を含む): 33653256

約数和(自身を除く): 15625311

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 30817, 92451, 154085, 277353, 400621, 462255, 1201863, 1386765, 2003105, 3605589, 6009315, 18027945]

約数ペア:

[(1, 18027945), (3, 6009315), (5, 3605589), (9, 2003105), (13, 1386765), (15, 1201863), (39, 462255), (45, 400621), (65, 277353), (117, 154085), (195, 92451), (585, 30817)]