18280665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31249}}^1$

素因数の和:31273

約数の個数: 24

約数和(自身を含む): 34125000

約数和(自身を除く): 15844335

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31249, 93747, 156245, 281241, 406237, 468735, 1218711, 1406205, 2031185, 3656133, 6093555, 18280665]

約数ペア:

[(1, 18280665), (3, 6093555), (5, 3656133), (9, 2031185), (13, 1406205), (15, 1218711), (39, 468735), (45, 406237), (65, 281241), (117, 156245), (195, 93747), (585, 31249)]