20855664

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2099}}^1$

素因数の和:2139

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 41640336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2099, 2484, 3312, 4198, 4968, 6297, 8396, 9936, 12594, 16792, 18891, 25188, 33584, 37782, 48277, 50376, 56673, 75564, 96554, 100752, 113346, 144831, 151128, 193108, 226692, 289662, 302256, 386216, 434493, 453384, 579324, 772432, 868986, 906768, 1158648, 1303479, 1737972, 2317296, 2606958, 3475944, 5213916, 6951888, 10427832, 20855664]

約数ペア:

[(1, 20855664), (2, 10427832), (3, 6951888), (4, 5213916), (6, 3475944), (8, 2606958), (9, 2317296), (12, 1737972), (16, 1303479), (18, 1158648), (23, 906768), (24, 868986), (27, 772432), (36, 579324), (46, 453384), (48, 434493), (54, 386216), (69, 302256), (72, 289662), (92, 226692), (108, 193108), (138, 151128), (144, 144831), (184, 113346), (207, 100752), (216, 96554), (276, 75564), (368, 56673), (414, 50376), (432, 48277), (552, 37782), (621, 33584), (828, 25188), (1104, 18891), (1242, 16792), (1656, 12594), (2099, 9936), (2484, 8396), (3312, 6297), (4198, 4968)]