51636554

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2317

約数の個数: 16

約数和(自身を含む): 78926400

約数和(自身を除く): 27289846

約数列:

[1, 2, 89, 139, 178, 278, 2087, 4174, 12371, 24742, 185743, 290093, 371486, 580186, 25818277, 51636554]

約数ペア:

[(1, 51636554), (2, 25818277), (89, 580186), (139, 371486), (178, 290093), (278, 185743), (2087, 24742), (4174, 12371)]