20782371883

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7367023}}^1$

素因数の和:7367074

約数の個数: 16

約数和(自身を含む): 26403414016

約数和(自身を除く): 5621042133

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7367023, 51569161, 95771299, 228377713, 670399093, 1598643991, 2968910269, 20782371883]

約数ペア:

[(1, 20782371883), (7, 2968910269), (13, 1598643991), (31, 670399093), (91, 228377713), (217, 95771299), (403, 51569161), (2821, 7367023)]