20168907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{26573}}^1$

素因数の和:26610

約数の個数: 16

約数和(自身を含む): 30613248

約数和(自身を除く): 10444341

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 26573, 79719, 292303, 611179, 876909, 1833537, 6722969, 20168907]

約数ペア:

[(1, 20168907), (3, 6722969), (11, 1833537), (23, 876909), (33, 611179), (69, 292303), (253, 79719), (759, 26573)]