20272448

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1279

約数の個数: 56

約数和(自身を含む): 47256192

約数和(自身を除く): 26983744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 148, 224, 259, 296, 448, 518, 592, 1036, 1184, 1223, 2072, 2368, 2446, 4144, 4892, 8288, 8561, 9784, 16576, 17122, 19568, 34244, 39136, 45251, 68488, 78272, 90502, 136976, 181004, 273952, 316757, 362008, 547904, 633514, 724016, 1267028, 1448032, 2534056, 2896064, 5068112, 10136224, 20272448]

約数ペア:

[(1, 20272448), (2, 10136224), (4, 5068112), (7, 2896064), (8, 2534056), (14, 1448032), (16, 1267028), (28, 724016), (32, 633514), (37, 547904), (56, 362008), (64, 316757), (74, 273952), (112, 181004), (148, 136976), (224, 90502), (259, 78272), (296, 68488), (448, 45251), (518, 39136), (592, 34244), (1036, 19568), (1184, 17122), (1223, 16576), (2072, 9784), (2368, 8561), (2446, 8288), (4144, 4892)]