2018949861

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 2879078400

約数和(自身を除く): 860128539

約数列:

[1, 3, 19, 57, 127, 131, 381, 393, 2129, 2413, 2489, 6387, 7239, 7467, 16637, 40451, 49911, 121353, 270383, 278899, 316103, 811149, 836697, 948309, 5137277, 5299081, 15411831, 15897243, 35420173, 106260519, 672983287, 2018949861]

約数ペア:

[(1, 2018949861), (3, 672983287), (19, 106260519), (57, 35420173), (127, 15897243), (131, 15411831), (381, 5299081), (393, 5137277), (2129, 948309), (2413, 836697), (2489, 811149), (6387, 316103), (7239, 278899), (7467, 270383), (16637, 121353), (40451, 49911)]