20158149

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4663}}^1$

素因数の和:4808

約数の個数: 16

約数和(自身を含む): 29551104

約数和(自身を除く): 9392955

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4663, 13989, 51293, 153879, 610853, 1832559, 6719383, 20158149]

約数ペア:

[(1, 20158149), (3, 6719383), (11, 1832559), (33, 610853), (131, 153879), (393, 51293), (1441, 13989), (4323, 4663)]