20202896

素因数分解:

$2^4\times 7^2\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 60

約数和(自身を含む): 46288332

約数和(自身を除く): 26085436

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 73, 98, 112, 146, 196, 292, 353, 392, 511, 584, 706, 784, 1022, 1168, 1412, 2044, 2471, 2824, 3577, 4088, 4942, 5648, 7154, 8176, 9884, 14308, 17297, 19768, 25769, 28616, 34594, 39536, 51538, 57232, 69188, 103076, 138376, 180383, 206152, 276752, 360766, 412304, 721532, 1262681, 1443064, 2525362, 2886128, 5050724, 10101448, 20202896]

約数ペア:

[(1, 20202896), (2, 10101448), (4, 5050724), (7, 2886128), (8, 2525362), (14, 1443064), (16, 1262681), (28, 721532), (49, 412304), (56, 360766), (73, 276752), (98, 206152), (112, 180383), (146, 138376), (196, 103076), (292, 69188), (353, 57232), (392, 51538), (511, 39536), (584, 34594), (706, 28616), (784, 25769), (1022, 19768), (1168, 17297), (1412, 14308), (2044, 9884), (2471, 8176), (2824, 7154), (3577, 5648), (4088, 4942)]