20014857

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2399}}^1$

素因数の和:2514

約数の個数: 20

約数和(自身を含む): 30201600

約数和(自身を除く): 10186743

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2399, 2781, 7197, 8343, 21591, 64773, 194319, 247097, 741291, 2223873, 6671619, 20014857]

約数ペア:

[(1, 20014857), (3, 6671619), (9, 2223873), (27, 741291), (81, 247097), (103, 194319), (309, 64773), (927, 21591), (2399, 8343), (2781, 7197)]