207758416

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{126067}}^1$

素因数の和:126178

約数の個数: 20

約数和(自身を含む): 406443232

約数和(自身を除く): 198684816

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 126067, 252134, 504268, 1008536, 2017072, 12984901, 25969802, 51939604, 103879208, 207758416]

約数ペア:

[(1, 207758416), (2, 103879208), (4, 51939604), (8, 25969802), (16, 12984901), (103, 2017072), (206, 1008536), (412, 504268), (824, 252134), (1648, 126067)]