20680264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{235003}}^1$

素因数の和:235020

約数の個数: 16

約数和(自身を含む): 42300720

約数和(自身を除く): 21620456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 235003, 470006, 940012, 1880024, 2585033, 5170066, 10340132, 20680264]

約数ペア:

[(1, 20680264), (2, 10340132), (4, 5170066), (8, 2585033), (11, 1880024), (22, 940012), (44, 470006), (88, 235003)]