18925478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66173}}^1$

素因数の和:66199

約数の個数: 16

約数和(自身を含む): 33351696

約数和(自身を除く): 14426218

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 66173, 132346, 727903, 860249, 1455806, 1720498, 9462739, 18925478]

約数ペア:

[(1, 18925478), (2, 9462739), (11, 1720498), (13, 1455806), (22, 860249), (26, 727903), (143, 132346), (286, 66173)]