20402316256

素因数分解:

$2^5\times 7^1\times {\mathrm{7103}}^1\times {\mathrm{12823}}^1$

素因数の和:19943

約数の個数: 48

約数和(自身を含む): 45915254784

約数和(自身を除く): 25512938528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 7103, 12823, 14206, 25646, 28412, 49721, 51292, 56824, 89761, 99442, 102584, 113648, 179522, 198884, 205168, 227296, 359044, 397768, 410336, 718088, 795536, 1436176, 1591072, 2872352, 91081769, 182163538, 364327076, 637572383, 728654152, 1275144766, 1457308304, 2550289532, 2914616608, 5100579064, 10201158128, 20402316256]

約数ペア:

[(1, 20402316256), (2, 10201158128), (4, 5100579064), (7, 2914616608), (8, 2550289532), (14, 1457308304), (16, 1275144766), (28, 728654152), (32, 637572383), (56, 364327076), (112, 182163538), (224, 91081769), (7103, 2872352), (12823, 1591072), (14206, 1436176), (25646, 795536), (28412, 718088), (49721, 410336), (51292, 397768), (56824, 359044), (89761, 227296), (99442, 205168), (102584, 198884), (113648, 179522)]