20164500976

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17750441}}^1$

素因数の和:17750520

約数の個数: 20

約数和(自身を含む): 39618986544

約数和(自身を除く): 19454485568

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17750441, 35500882, 71001764, 142003528, 284007056, 1260281311, 2520562622, 5041125244, 10082250488, 20164500976]

約数ペア:

[(1, 20164500976), (2, 10082250488), (4, 5041125244), (8, 2520562622), (16, 1260281311), (71, 284007056), (142, 142003528), (284, 71001764), (568, 35500882), (1136, 17750441)]