18470517

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2143}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 28249344

約数和(自身を除く): 9778827

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2143, 2873, 6429, 8619, 27859, 36431, 83577, 109293, 362167, 473603, 1086501, 1420809, 6156839, 18470517]

約数ペア:

[(1, 18470517), (3, 6156839), (13, 1420809), (17, 1086501), (39, 473603), (51, 362167), (169, 109293), (221, 83577), (507, 36431), (663, 27859), (2143, 8619), (2873, 6429)]