20580824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{863}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 21720616

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 863, 1084, 1726, 2168, 2981, 3452, 5962, 6904, 9493, 11924, 18986, 23848, 37972, 75944, 233873, 467746, 935492, 1870984, 2572603, 5145206, 10290412, 20580824]

約数ペア:

[(1, 20580824), (2, 10290412), (4, 5145206), (8, 2572603), (11, 1870984), (22, 935492), (44, 467746), (88, 233873), (271, 75944), (542, 37972), (863, 23848), (1084, 18986), (1726, 11924), (2168, 9493), (2981, 6904), (3452, 5962)]