20255053

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2284

約数の個数: 16

約数和(自身を含む): 25182976

約数和(自身を除く): 4927923

約数列:

[1, 7, 13, 91, 103, 721, 1339, 2161, 9373, 15127, 28093, 196651, 222583, 1558081, 2893579, 20255053]

約数ペア:

[(1, 20255053), (7, 2893579), (13, 1558081), (91, 222583), (103, 196651), (721, 28093), (1339, 15127), (2161, 9373)]