20992034272

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{171863}}^1$

素因数の和:172231

約数の個数: 48

約数和(自身を含む): 45215356032

約数和(自身を除く): 24223321760

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 347, 352, 694, 1388, 2776, 3817, 5552, 7634, 11104, 15268, 30536, 61072, 122144, 171863, 343726, 687452, 1374904, 1890493, 2749808, 3780986, 5499616, 7561972, 15123944, 30247888, 59636461, 60495776, 119272922, 238545844, 477091688, 656001071, 954183376, 1312002142, 1908366752, 2624004284, 5248008568, 10496017136, 20992034272]

約数ペア:

[(1, 20992034272), (2, 10496017136), (4, 5248008568), (8, 2624004284), (11, 1908366752), (16, 1312002142), (22, 954183376), (32, 656001071), (44, 477091688), (88, 238545844), (176, 119272922), (347, 60495776), (352, 59636461), (694, 30247888), (1388, 15123944), (2776, 7561972), (3817, 5499616), (5552, 3780986), (7634, 2749808), (11104, 1890493), (15268, 1374904), (30536, 687452), (61072, 343726), (122144, 171863)]