18776428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{426737}}^1$

素因数の和:426752

約数の個数: 12

約数和(自身を含む): 35845992

約数和(自身を除く): 17069564

約数列:

[1, 2, 4, 11, 22, 44, 426737, 853474, 1706948, 4694107, 9388214, 18776428]

約数ペア:

[(1, 18776428), (2, 9388214), (4, 4694107), (11, 1706948), (22, 853474), (44, 426737)]