20131144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2221}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 41595840

約数和(自身を除く): 21464696

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2221, 2266, 4442, 4532, 8884, 9064, 17768, 24431, 48862, 97724, 195448, 228763, 457526, 915052, 1830104, 2516393, 5032786, 10065572, 20131144]

約数ペア:

[(1, 20131144), (2, 10065572), (4, 5032786), (8, 2516393), (11, 1830104), (22, 915052), (44, 457526), (88, 228763), (103, 195448), (206, 97724), (412, 48862), (824, 24431), (1133, 17768), (2221, 9064), (2266, 8884), (4442, 4532)]