20237305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 27259200

約数和(自身を除く): 7021895

約数列:

[1, 5, 11, 43, 55, 199, 215, 473, 995, 1849, 2189, 2365, 8557, 9245, 10945, 20339, 42785, 94127, 101695, 367951, 470635, 1839755, 4047461, 20237305]

約数ペア:

[(1, 20237305), (5, 4047461), (11, 1839755), (43, 470635), (55, 367951), (199, 101695), (215, 94127), (473, 42785), (995, 20339), (1849, 10945), (2189, 9245), (2365, 8557)]