18749193

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 25798656

約数和(自身を除く): 7049463

約数列:

[1, 3, 47, 103, 141, 309, 1291, 3873, 4841, 14523, 60677, 132973, 182031, 398919, 6249731, 18749193]

約数ペア:

[(1, 18749193), (3, 6249731), (47, 398919), (103, 182031), (141, 132973), (309, 60677), (1291, 14523), (3873, 4841)]