18368697

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 8597319

約数列:

[1, 3, 23, 41, 43, 69, 123, 129, 151, 453, 943, 989, 1763, 2829, 2967, 3473, 5289, 6191, 6493, 10419, 18573, 19479, 40549, 121647, 142393, 149339, 266213, 427179, 448017, 798639, 6122899, 18368697]

約数ペア:

[(1, 18368697), (3, 6122899), (23, 798639), (41, 448017), (43, 427179), (69, 266213), (123, 149339), (129, 142393), (151, 121647), (453, 40549), (943, 19479), (989, 18573), (1763, 10419), (2829, 6493), (2967, 6191), (3473, 5289)]