20922896

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27823}}^1$

素因数の和:27878

約数の個数: 20

約数和(自身を含む): 41402112

約数和(自身を除く): 20479216

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27823, 55646, 111292, 222584, 445168, 1307681, 2615362, 5230724, 10461448, 20922896]

約数ペア:

[(1, 20922896), (2, 10461448), (4, 5230724), (8, 2615362), (16, 1307681), (47, 445168), (94, 222584), (188, 111292), (376, 55646), (752, 27823)]