19953144

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12049}}^1$

素因数の和:12084

約数の個数: 48

約数和(自身を含む): 56394000

約数和(自身を除く): 36440856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12049, 24098, 36147, 48196, 72294, 96392, 108441, 144588, 216882, 277127, 289176, 433764, 554254, 831381, 867528, 1108508, 1662762, 2217016, 2494143, 3325524, 4988286, 6651048, 9976572, 19953144]

約数ペア:

[(1, 19953144), (2, 9976572), (3, 6651048), (4, 4988286), (6, 3325524), (8, 2494143), (9, 2217016), (12, 1662762), (18, 1108508), (23, 867528), (24, 831381), (36, 554254), (46, 433764), (69, 289176), (72, 277127), (92, 216882), (138, 144588), (184, 108441), (207, 96392), (276, 72294), (414, 48196), (552, 36147), (828, 24098), (1656, 12049)]