19402288129

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{3023}}^1\times {\mathrm{21323}}^1$

素因数の和:24396

約数の個数: 16

約数和(自身を含む): 22698289152

約数和(自身を除く): 3296001023

約数列:

[1, 7, 43, 301, 3023, 21161, 21323, 129989, 149261, 909923, 916889, 6418223, 64459429, 451216003, 2771755447, 19402288129]

約数ペア:

[(1, 19402288129), (7, 2771755447), (43, 451216003), (301, 64459429), (3023, 6418223), (21161, 916889), (21323, 909923), (129989, 149261)]