18125859

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1213}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 25697952

約数和(自身を除く): 7572093

約数列:

[1, 3, 17, 51, 293, 879, 1213, 3639, 4981, 14943, 20621, 61863, 355409, 1066227, 6041953, 18125859]

約数ペア:

[(1, 18125859), (3, 6041953), (17, 1066227), (51, 355409), (293, 61863), (879, 20621), (1213, 14943), (3639, 4981)]