126291265168

素因数分解:

$2^4\times {\mathrm{2003}}^1\times {\mathrm{3940691}}^1$

素因数の和:3942702

約数の個数: 20

約数和(自身を含む): 244811549808

約数和(自身を除く): 118520284640

約数列:

[1, 2, 4, 8, 16, 2003, 4006, 8012, 16024, 32048, 3940691, 7881382, 15762764, 31525528, 63051056, 7893204073, 15786408146, 31572816292, 63145632584, 126291265168]

約数ペア:

[(1, 126291265168), (2, 63145632584), (4, 31572816292), (8, 15786408146), (16, 7893204073), (2003, 63051056), (4006, 31525528), (8012, 15762764), (16024, 7881382), (32048, 3940691)]