20817310

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56263}}^1$

素因数の和:56307

約数の個数: 16

約数和(自身を含む): 38484576

約数和(自身を除く): 17667266

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 56263, 112526, 281315, 562630, 2081731, 4163462, 10408655, 20817310]

約数ペア:

[(1, 20817310), (2, 10408655), (5, 4163462), (10, 2081731), (37, 562630), (74, 281315), (185, 112526), (370, 56263)]