20790539

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1399}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 26073600

約数和(自身を除く): 5283061

約数列:

[1, 7, 11, 77, 193, 1351, 1399, 2123, 9793, 14861, 15389, 107723, 270007, 1890049, 2970077, 20790539]

約数ペア:

[(1, 20790539), (7, 2970077), (11, 1890049), (77, 270007), (193, 107723), (1351, 15389), (1399, 14861), (2123, 9793)]