18798081

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 25527744

約数和(自身を除く): 6729663

約数列:

[1, 3, 107, 157, 321, 373, 471, 1119, 16799, 39911, 50397, 58561, 119733, 175683, 6266027, 18798081]

約数ペア:

[(1, 18798081), (3, 6266027), (107, 175683), (157, 119733), (321, 58561), (373, 50397), (471, 39911), (1119, 16799)]