20120573459

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1\times {\mathrm{89009}}^1$

素因数の和:89810

約数の個数: 16

約数和(自身を含む): 23561303040

約数和(自身を除く): 3440729581

約数列:

[1, 7, 43, 301, 751, 5257, 32293, 89009, 226051, 623063, 3827387, 26791709, 66845759, 467920313, 2874367637, 20120573459]

約数ペア:

[(1, 20120573459), (7, 2874367637), (43, 467920313), (301, 66845759), (751, 26791709), (5257, 3827387), (32293, 623063), (89009, 226051)]