20456339905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1\times {\mathrm{65213}}^1$

素因数の和:66720

約数の個数: 16

約数和(自身を含む): 25136084160

約数和(自身を除く): 4679744255

約数列:

[1, 5, 43, 215, 1459, 7295, 62737, 65213, 313685, 326065, 2804159, 14020795, 95145767, 475728835, 4091267981, 20456339905]

約数ペア:

[(1, 20456339905), (5, 4091267981), (43, 475728835), (215, 95145767), (1459, 14020795), (7295, 2804159), (62737, 326065), (65213, 313685)]