20030647

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5182

約数の個数: 16

約数和(自身を含む): 25231360

約数和(自身を除く): 5200713

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 5119, 35833, 66547, 220117, 465829, 1540819, 2861521, 20030647]

約数ペア:

[(1, 20030647), (7, 2861521), (13, 1540819), (43, 465829), (91, 220117), (301, 66547), (559, 35833), (3913, 5119)]