20681952

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1$

素因数の和:2331

約数の個数: 48

約数和(自身を含む): 54874512

約数和(自身を除く): 34192560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 582, 776, 1164, 1552, 2221, 2328, 3104, 4442, 4656, 6663, 8884, 9312, 13326, 17768, 26652, 35536, 53304, 71072, 106608, 213216, 215437, 430874, 646311, 861748, 1292622, 1723496, 2585244, 3446992, 5170488, 6893984, 10340976, 20681952]

約数ペア:

[(1, 20681952), (2, 10340976), (3, 6893984), (4, 5170488), (6, 3446992), (8, 2585244), (12, 1723496), (16, 1292622), (24, 861748), (32, 646311), (48, 430874), (96, 215437), (97, 213216), (194, 106608), (291, 71072), (388, 53304), (582, 35536), (776, 26652), (1164, 17768), (1552, 13326), (2221, 9312), (2328, 8884), (3104, 6663), (4442, 4656)]