20777791184

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{59753}}^1$

素因数の和:60075

約数の個数: 40

約数和(自身を含む): 40841141952

約数和(自身を除く): 20063350768

約数列:

[1, 2, 4, 8, 16, 103, 206, 211, 412, 422, 824, 844, 1648, 1688, 3376, 21733, 43466, 59753, 86932, 119506, 173864, 239012, 347728, 478024, 956048, 6154559, 12309118, 12607883, 24618236, 25215766, 49236472, 50431532, 98472944, 100863064, 201726128, 1298611949, 2597223898, 5194447796, 10388895592, 20777791184]

約数ペア:

[(1, 20777791184), (2, 10388895592), (4, 5194447796), (8, 2597223898), (16, 1298611949), (103, 201726128), (206, 100863064), (211, 98472944), (412, 50431532), (422, 49236472), (824, 25215766), (844, 24618236), (1648, 12607883), (1688, 12309118), (3376, 6154559), (21733, 956048), (43466, 478024), (59753, 347728), (86932, 239012), (119506, 173864)]