2019754891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1380557}}^1$

素因数の和:1380594

約数の個数: 16

約数和(自身を含む): 2650671360

約数和(自身を除く): 630916469

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 1380557, 9663899, 15186127, 26230583, 106302889, 183614081, 288536413, 2019754891]

約数ペア:

[(1, 2019754891), (7, 288536413), (11, 183614081), (19, 106302889), (77, 26230583), (133, 15186127), (209, 9663899), (1463, 1380557)]