20111256016

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{3965153}}^1$

素因数の和:3965478

約数の個数: 20

約数和(自身を含む): 39088488132

約数和(自身を除く): 18977232116

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 3965153, 7930306, 15860612, 31721224, 63442448, 1256953501, 2513907002, 5027814004, 10055628008, 20111256016]

約数ペア:

[(1, 20111256016), (2, 10055628008), (4, 5027814004), (8, 2513907002), (16, 1256953501), (317, 63442448), (634, 31721224), (1268, 15860612), (2536, 7930306), (5072, 3965153)]