20186118

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2381}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 45162720

約数和(自身を除く): 24976602

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2381, 2826, 4239, 4762, 7143, 8478, 14286, 21429, 42858, 64287, 128574, 373817, 747634, 1121451, 2242902, 3364353, 6728706, 10093059, 20186118]

約数ペア:

[(1, 20186118), (2, 10093059), (3, 6728706), (6, 3364353), (9, 2242902), (18, 1121451), (27, 747634), (54, 373817), (157, 128574), (314, 64287), (471, 42858), (942, 21429), (1413, 14286), (2381, 8478), (2826, 7143), (4239, 4762)]