2019944381

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{67061}}^1$

素因数の和:67412

約数の個数: 16

約数和(自身を含む): 2493633408

約数和(自身を除く): 473689027

約数列:

[1, 7, 13, 91, 331, 2317, 4303, 30121, 67061, 469427, 871793, 6102551, 22197191, 155380337, 288563483, 2019944381]

約数ペア:

[(1, 2019944381), (7, 288563483), (13, 155380337), (91, 22197191), (331, 6102551), (2317, 871793), (4303, 469427), (30121, 67061)]