20822277

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23059}}^1$

素因数の和:23112

約数の個数: 16

約数和(自身を含む): 32468480

約数和(自身を除く): 11646203

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 23059, 69177, 161413, 484239, 991537, 2974611, 6940759, 20822277]

約数ペア:

[(1, 20822277), (3, 6940759), (7, 2974611), (21, 991537), (43, 484239), (129, 161413), (301, 69177), (903, 23059)]