18040141

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 21086208

約数和(自身を除く): 3046067

約数列:

[1, 7, 103, 131, 191, 721, 917, 1337, 13493, 19673, 25021, 94451, 137711, 175147, 2577163, 18040141]

約数ペア:

[(1, 18040141), (7, 2577163), (103, 175147), (131, 137711), (191, 94451), (721, 25021), (917, 19673), (1337, 13493)]