19933990556

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{35852501}}^1$

素因数の和:35852644

約数の個数: 12

約数和(自身を含む): 35135451960

約数和(自身を除く): 15201461404

約数列:

[1, 2, 4, 139, 278, 556, 35852501, 71705002, 143410004, 4983497639, 9966995278, 19933990556]

約数ペア:

[(1, 19933990556), (2, 9966995278), (4, 4983497639), (139, 143410004), (278, 71705002), (556, 35852501)]