20782868

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 37467360

約数和(自身を除く): 16684492

約数列:

[1, 2, 4, 59, 83, 118, 166, 236, 332, 1061, 2122, 4244, 4897, 9794, 19588, 62599, 88063, 125198, 176126, 250396, 352252, 5195717, 10391434, 20782868]

約数ペア:

[(1, 20782868), (2, 10391434), (4, 5195717), (59, 352252), (83, 250396), (118, 176126), (166, 125198), (236, 88063), (332, 62599), (1061, 19588), (2122, 9794), (4244, 4897)]