20448392

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59443}}^1$

素因数の和:59492

約数の個数: 16

約数和(自身を含む): 39233040

約数和(自身を除く): 18784648

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 59443, 118886, 237772, 475544, 2556049, 5112098, 10224196, 20448392]

約数ペア:

[(1, 20448392), (2, 10224196), (4, 5112098), (8, 2556049), (43, 475544), (86, 237772), (172, 118886), (344, 59443)]