20531951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3230

約数の個数: 16

約数和(自身を含む): 24345600

約数和(自身を除く): 3813649

約数列:

[1, 11, 19, 31, 209, 341, 589, 3169, 6479, 34859, 60211, 98239, 662321, 1080629, 1866541, 20531951]

約数ペア:

[(1, 20531951), (11, 1866541), (19, 1080629), (31, 662321), (209, 98239), (341, 60211), (589, 34859), (3169, 6479)]