15388496

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{22367}}^1$

素因数の和:22418

約数の個数: 20

約数和(自身を含む): 30509952

約数和(自身を除く): 15121456

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 22367, 44734, 89468, 178936, 357872, 961781, 1923562, 3847124, 7694248, 15388496]

約数ペア:

[(1, 15388496), (2, 7694248), (4, 3847124), (8, 1923562), (16, 961781), (43, 357872), (86, 178936), (172, 89468), (344, 44734), (688, 22367)]