205789714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{19937}}^1$

素因数の和:20349

約数の個数: 16

約数和(自身を含む): 333283608

約数和(自身を除く): 127493894

約数列:

[1, 2, 13, 26, 397, 794, 5161, 10322, 19937, 39874, 259181, 518362, 7914989, 15829978, 102894857, 205789714]

約数ペア:

[(1, 205789714), (2, 102894857), (13, 15829978), (26, 7914989), (397, 518362), (794, 259181), (5161, 39874), (10322, 19937)]