28473568

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20693}}^1$

素因数の和:20746

約数の個数: 24

約数和(自身を含む): 57363768

約数和(自身を除く): 28890200

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20693, 41386, 82772, 165544, 331088, 662176, 889799, 1779598, 3559196, 7118392, 14236784, 28473568]

約数ペア:

[(1, 28473568), (2, 14236784), (4, 7118392), (8, 3559196), (16, 1779598), (32, 889799), (43, 662176), (86, 331088), (172, 165544), (344, 82772), (688, 41386), (1376, 20693)]