25511704208

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{38889793}}^1$

素因数の和:38889842

約数の個数: 20

約数和(自身を含む): 50634511788

約数和(自身を除く): 25122807580

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 38889793, 77779586, 155559172, 311118344, 622236688, 1594481513, 3188963026, 6377926052, 12755852104, 25511704208]

約数ペア:

[(1, 25511704208), (2, 12755852104), (4, 6377926052), (8, 3188963026), (16, 1594481513), (41, 622236688), (82, 311118344), (164, 155559172), (328, 77779586), (656, 38889793)]