18162859

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 21500640

約数和(自身を除く): 3337781

約数列:

[1, 11, 13, 143, 157, 809, 1727, 2041, 8899, 10517, 22451, 115687, 127013, 1397143, 1651169, 18162859]

約数ペア:

[(1, 18162859), (11, 1651169), (13, 1397143), (143, 127013), (157, 115687), (809, 22451), (1727, 10517), (2041, 8899)]