18869371

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 20766240

約数和(自身を除く): 1896869

約数列:

[1, 17, 37, 131, 229, 629, 2227, 3893, 4847, 8473, 29999, 82399, 144041, 509983, 1109963, 18869371]

約数ペア:

[(1, 18869371), (17, 1109963), (37, 509983), (131, 144041), (229, 82399), (629, 29999), (2227, 8473), (3893, 4847)]