17920794521

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{1877}}^1\times {\mathrm{16433}}^1$

素因数の和:18400

約数の個数: 16

約数和(自身を含む): 20739970944

約数和(自身を除く): 2819176423

約数列:

[1, 7, 83, 581, 1877, 13139, 16433, 115031, 155791, 1090537, 1363939, 9547573, 30844741, 215913187, 2560113503, 17920794521]

約数ペア:

[(1, 17920794521), (7, 2560113503), (83, 215913187), (581, 30844741), (1877, 9547573), (13139, 1363939), (16433, 1090537), (115031, 155791)]