19038357

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12517}}^1$

素因数の和:12549

約数の個数: 18

約数和(自身を含む): 29780322

約数和(自身を除く): 10741965

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12517, 37551, 112653, 162721, 488163, 1464489, 2115373, 6346119, 19038357]

約数ペア:

[(1, 19038357), (3, 6346119), (9, 2115373), (13, 1464489), (39, 488163), (117, 162721), (169, 112653), (507, 37551), (1521, 12517)]