407402218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{564269}}^1$

素因数の和:564309

約数の個数: 12

約数和(自身を含む): 644960610

約数和(自身を除く): 237558392

約数列:

[1, 2, 19, 38, 361, 722, 564269, 1128538, 10721111, 21442222, 203701109, 407402218]

約数ペア:

[(1, 407402218), (2, 203701109), (19, 21442222), (38, 10721111), (361, 1128538), (722, 564269)]