205587472

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{298819}}^1$

素因数の和:298870

約数の個数: 20

約数和(自身を含む): 407590480

約数和(自身を除く): 202003008

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 298819, 597638, 1195276, 2390552, 4781104, 12849217, 25698434, 51396868, 102793736, 205587472]

約数ペア:

[(1, 205587472), (2, 102793736), (4, 51396868), (8, 25698434), (16, 12849217), (43, 4781104), (86, 2390552), (172, 1195276), (344, 597638), (688, 298819)]