20164653963

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2742371}}^1$

素因数の和:2742439

約数の個数: 24

約数和(自身を含む): 31372735680

約数和(自身を除く): 11208081717

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 2742371, 8227113, 24681339, 52105049, 117921953, 156315147, 353765859, 468945441, 1061297577, 2240517107, 6721551321, 20164653963]

約数ペア:

[(1, 20164653963), (3, 6721551321), (9, 2240517107), (19, 1061297577), (43, 468945441), (57, 353765859), (129, 156315147), (171, 117921953), (387, 52105049), (817, 24681339), (2451, 8227113), (7353, 2742371)]