20329792

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1973}}^1$

素因数の和:2015

約数の個数: 56

約数和(自身を含む): 48134016

約数和(自身を除く): 27804224

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 1973, 2576, 3946, 5152, 7892, 10304, 13811, 15784, 27622, 31568, 45379, 55244, 63136, 90758, 110488, 126272, 181516, 220976, 317653, 363032, 441952, 635306, 726064, 883904, 1270612, 1452128, 2541224, 2904256, 5082448, 10164896, 20329792]

約数ペア:

[(1, 20329792), (2, 10164896), (4, 5082448), (7, 2904256), (8, 2541224), (14, 1452128), (16, 1270612), (23, 883904), (28, 726064), (32, 635306), (46, 441952), (56, 363032), (64, 317653), (92, 220976), (112, 181516), (161, 126272), (184, 110488), (224, 90758), (322, 63136), (368, 55244), (448, 45379), (644, 31568), (736, 27622), (1288, 15784), (1472, 13811), (1973, 10304), (2576, 7892), (3946, 5152)]