20171255209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1\times {\mathrm{71237}}^1$

素因数の和:73392

約数の個数: 16

約数和(自身を含む): 24277910400

約数和(自身を除く): 4106655191

約数列:

[1, 7, 19, 133, 2129, 14903, 40451, 71237, 283157, 498659, 1353503, 9474521, 151663573, 1061645011, 2881607887, 20171255209]

約数ペア:

[(1, 20171255209), (7, 2881607887), (19, 1061645011), (133, 151663573), (2129, 9474521), (14903, 1353503), (40451, 498659), (71237, 283157)]