19140616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1093}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 39384000

約数和(自身を除く): 20243384

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1093, 1592, 2186, 2189, 4372, 4378, 8744, 8756, 12023, 17512, 24046, 48092, 96184, 217507, 435014, 870028, 1740056, 2392577, 4785154, 9570308, 19140616]

約数ペア:

[(1, 19140616), (2, 9570308), (4, 4785154), (8, 2392577), (11, 1740056), (22, 870028), (44, 435014), (88, 217507), (199, 96184), (398, 48092), (796, 24046), (1093, 17512), (1592, 12023), (2186, 8756), (2189, 8744), (4372, 4378)]