20530806646

素因数分解:

$2^1\times 7^2\times {\mathrm{9791}}^1\times {\mathrm{21397}}^1$

素因数の和:31204

約数の個数: 24

約数和(自身を含む): 35829495936

約数和(自身を除く): 15298689290

約数列:

[1, 2, 7, 14, 49, 98, 9791, 19582, 21397, 42794, 68537, 137074, 149779, 299558, 479759, 959518, 1048453, 2096906, 209498027, 418996054, 1466486189, 2932972378, 10265403323, 20530806646]

約数ペア:

[(1, 20530806646), (2, 10265403323), (7, 2932972378), (14, 1466486189), (49, 418996054), (98, 209498027), (9791, 2096906), (19582, 1048453), (21397, 959518), (42794, 479759), (68537, 299558), (137074, 149779)]