18706103

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 18

約数和(自身を含む): 21573504

約数和(自身を除く): 2867401

約数列:

[1, 13, 17, 169, 221, 289, 383, 2873, 3757, 4979, 6511, 48841, 64727, 84643, 110687, 1100359, 1438931, 18706103]

約数ペア:

[(1, 18706103), (13, 1438931), (17, 1100359), (169, 110687), (221, 84643), (289, 64727), (383, 48841), (2873, 6511), (3757, 4979)]