20428216319

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{1063}}^1\times {\mathrm{21617}}^1$

素因数の和:22814

約数の個数: 16

約数和(自身を含む): 23553589248

約数和(自身を除く): 3125372929

約数列:

[1, 7, 127, 889, 1063, 7441, 21617, 135001, 151319, 945007, 2745359, 19217513, 22978871, 160852097, 2918316617, 20428216319]

約数ペア:

[(1, 20428216319), (7, 2918316617), (127, 160852097), (889, 22978871), (1063, 19217513), (7441, 2745359), (21617, 945007), (135001, 151319)]