20207404

素因数分解:

$2^2\times 7^2\times {\mathrm{103099}}^1$

素因数の和:103117

約数の個数: 18

約数和(自身を含む): 41136900

約数和(自身を除く): 20929496

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 103099, 206198, 412396, 721693, 1443386, 2886772, 5051851, 10103702, 20207404]

約数ペア:

[(1, 20207404), (2, 10103702), (4, 5051851), (7, 2886772), (14, 1443386), (28, 721693), (49, 412396), (98, 206198), (196, 103099)]