200019911

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{314003}}^1$

素因数の和:314030

約数の個数: 12

約数和(自身を含む): 250575192

約数和(自身を除く): 50555281

約数列:

[1, 7, 13, 49, 91, 637, 314003, 2198021, 4082039, 15386147, 28574273, 200019911]

約数ペア:

[(1, 200019911), (7, 28574273), (13, 15386147), (49, 4082039), (91, 2198021), (637, 314003)]