20162050909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{649739}}^1$

素因数の和:649801

約数の個数: 32

約数和(自身を含む): 27944017920

約数和(自身を除く): 7781967011

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 1001, 2387, 2821, 4433, 31031, 649739, 4548173, 7147129, 8446607, 20141909, 50029903, 59126249, 92912677, 140993363, 221560999, 261844817, 650388739, 1550926993, 1832913719, 2880292987, 20162050909]

約数ペア:

[(1, 20162050909), (7, 2880292987), (11, 1832913719), (13, 1550926993), (31, 650388739), (77, 261844817), (91, 221560999), (143, 140993363), (217, 92912677), (341, 59126249), (403, 50029903), (1001, 20141909), (2387, 8446607), (2821, 7147129), (4433, 4548173), (31031, 649739)]