20632857

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9539}}^1$

素因数の和:9652

約数の個数: 16

約数和(自身を含む): 31749120

約数和(自身を除く): 11116263

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 9539, 28617, 66773, 200319, 982517, 2947551, 6877619, 20632857]

約数ペア:

[(1, 20632857), (3, 6877619), (7, 2947551), (21, 982517), (103, 200319), (309, 66773), (721, 28617), (2163, 9539)]