20164256

素因数分解:

$2^5\times 7^1\times {\mathrm{90019}}^1$

素因数の和:90036

約数の個数: 24

約数和(自身を含む): 45370080

約数和(自身を除く): 25205824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90019, 180038, 360076, 630133, 720152, 1260266, 1440304, 2520532, 2880608, 5041064, 10082128, 20164256]

約数ペア:

[(1, 20164256), (2, 10082128), (4, 5041064), (7, 2880608), (8, 2520532), (14, 1440304), (16, 1260266), (28, 720152), (32, 630133), (56, 360076), (112, 180038), (224, 90019)]