1641568

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1246

約数の個数: 24

約数和(自身を含む): 3309768

約数和(自身を除く): 1668200

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1193, 1376, 2386, 4772, 9544, 19088, 38176, 51299, 102598, 205196, 410392, 820784, 1641568]

約数ペア:

[(1, 1641568), (2, 820784), (4, 410392), (8, 205196), (16, 102598), (32, 51299), (43, 38176), (86, 19088), (172, 9544), (344, 4772), (688, 2386), (1193, 1376)]