20745724

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3189

約数の個数: 24

約数和(自身を含む): 38414880

約数和(自身を除く): 17669156

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 292, 1679, 3089, 3358, 6178, 6716, 12356, 71047, 142094, 225497, 284188, 450994, 901988, 5186431, 10372862, 20745724]

約数ペア:

[(1, 20745724), (2, 10372862), (4, 5186431), (23, 901988), (46, 450994), (73, 284188), (92, 225497), (146, 142094), (292, 71047), (1679, 12356), (3089, 6716), (3358, 6178)]