19360664

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 19415656

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 2447, 3956, 4894, 7912, 9788, 19576, 56281, 105221, 112562, 210442, 225124, 420884, 450248, 841768, 2420083, 4840166, 9680332, 19360664]

約数ペア:

[(1, 19360664), (2, 9680332), (4, 4840166), (8, 2420083), (23, 841768), (43, 450248), (46, 420884), (86, 225124), (92, 210442), (172, 112562), (184, 105221), (344, 56281), (989, 19576), (1978, 9788), (2447, 7912), (3956, 4894)]