18287415

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17669}}^1$

素因数の和:17703

約数の個数: 24

約数和(自身を含む): 33078240

約数和(自身を除く): 14790825

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 17669, 53007, 88345, 159021, 265035, 406387, 795105, 1219161, 2031935, 3657483, 6095805, 18287415]

約数ペア:

[(1, 18287415), (3, 6095805), (5, 3657483), (9, 2031935), (15, 1219161), (23, 795105), (45, 406387), (69, 265035), (115, 159021), (207, 88345), (345, 53007), (1035, 17669)]