20427212905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9058631}}^1$

素因数の和:9058688

約数の個数: 16

約数和(自身を含む): 27393303168

約数和(自身を除く): 6966090263

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 9058631, 45293155, 99644941, 371403871, 498224705, 1857019355, 4085442581, 20427212905]

約数ペア:

[(1, 20427212905), (5, 4085442581), (11, 1857019355), (41, 498224705), (55, 371403871), (205, 99644941), (451, 45293155), (2255, 9058631)]