206420009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{839}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 227404800

約数和(自身を除く): 20984791

約数列:

[1, 19, 23, 437, 563, 839, 10697, 12949, 15941, 19297, 246031, 366643, 472357, 8974783, 10864211, 206420009]

約数ペア:

[(1, 206420009), (19, 10864211), (23, 8974783), (437, 472357), (563, 366643), (839, 246031), (10697, 19297), (12949, 15941)]