20782448

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4793}}^1$

素因数の和:5072

約数の個数: 20

約数和(自身を含む): 40423008

約数和(自身を除く): 19640560

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4793, 9586, 19172, 38344, 76688, 1298903, 2597806, 5195612, 10391224, 20782448]

約数ペア:

[(1, 20782448), (2, 10391224), (4, 5195612), (8, 2597806), (16, 1298903), (271, 76688), (542, 38344), (1084, 19172), (2168, 9586), (4336, 4793)]