20548088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2267}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 21908872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2266, 2267, 4532, 4534, 9064, 9068, 18136, 24937, 49874, 99748, 199496, 233501, 467002, 934004, 1868008, 2568511, 5137022, 10274044, 20548088]

約数ペア:

[(1, 20548088), (2, 10274044), (4, 5137022), (8, 2568511), (11, 1868008), (22, 934004), (44, 467002), (88, 233501), (103, 199496), (206, 99748), (412, 49874), (824, 24937), (1133, 18136), (2266, 9068), (2267, 9064), (4532, 4534)]