20147401952

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{69317}}^1$

素因数の和:69651

約数の個数: 48

約数和(自身を含む): 41085055872

約数和(自身を除く): 20937653920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 293, 496, 586, 992, 1172, 2344, 4688, 9083, 9376, 18166, 36332, 69317, 72664, 138634, 145328, 277268, 290656, 554536, 1109072, 2148827, 2218144, 4297654, 8595308, 17190616, 20309881, 34381232, 40619762, 68762464, 81239524, 162479048, 324958096, 629606311, 649916192, 1259212622, 2518425244, 5036850488, 10073700976, 20147401952]

約数ペア:

[(1, 20147401952), (2, 10073700976), (4, 5036850488), (8, 2518425244), (16, 1259212622), (31, 649916192), (32, 629606311), (62, 324958096), (124, 162479048), (248, 81239524), (293, 68762464), (496, 40619762), (586, 34381232), (992, 20309881), (1172, 17190616), (2344, 8595308), (4688, 4297654), (9083, 2218144), (9376, 2148827), (18166, 1109072), (36332, 554536), (69317, 290656), (72664, 277268), (138634, 145328)]