20435277

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 28086080

約数和(自身を除く): 7650803

約数列:

[1, 3, 43, 129, 157, 471, 1009, 3027, 6751, 20253, 43387, 130161, 158413, 475239, 6811759, 20435277]

約数ペア:

[(1, 20435277), (3, 6811759), (43, 475239), (129, 158413), (157, 130161), (471, 43387), (1009, 20253), (3027, 6751)]