20543361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1759}}^1$

素因数の和:2008

約数の個数: 16

約数和(自身を含む): 29145600

約数和(自身を除く): 8602239

約数列:

[1, 3, 17, 51, 229, 687, 1759, 3893, 5277, 11679, 29903, 89709, 402811, 1208433, 6847787, 20543361]

約数ペア:

[(1, 20543361), (3, 6847787), (17, 1208433), (51, 402811), (229, 89709), (687, 29903), (1759, 11679), (3893, 5277)]