18924411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 9815685

約数列:

[1, 3, 11, 33, 41, 71, 123, 197, 213, 451, 591, 781, 1353, 2167, 2343, 2911, 6501, 8077, 8733, 13987, 24231, 32021, 41961, 88847, 96063, 153857, 266541, 461571, 573467, 1720401, 6308137, 18924411]

約数ペア:

[(1, 18924411), (3, 6308137), (11, 1720401), (33, 573467), (41, 461571), (71, 266541), (123, 153857), (197, 96063), (213, 88847), (451, 41961), (591, 32021), (781, 24231), (1353, 13987), (2167, 8733), (2343, 8077), (2911, 6501)]