263490544

素因数分解:

$2^4\times {\mathrm{1993}}^1\times {\mathrm{8263}}^1$

素因数の和:10264

約数の個数: 20

約数和(自身を含む): 510830896

約数和(自身を除く): 247340352

約数列:

[1, 2, 4, 8, 16, 1993, 3986, 7972, 8263, 15944, 16526, 31888, 33052, 66104, 132208, 16468159, 32936318, 65872636, 131745272, 263490544]

約数ペア:

[(1, 263490544), (2, 131745272), (4, 65872636), (8, 32936318), (16, 16468159), (1993, 132208), (3986, 66104), (7972, 33052), (8263, 31888), (15944, 16526)]