18729728794

素因数分解:

$2^1\times 7^1\times {\mathrm{136361}}^1\times {\mathrm{9811}}^1$

素因数の和:146181

約数の個数: 16

約数和(自身を含む): 32111614656

約数和(自身を除く): 13381885862

約数列:

[1, 2, 7, 14, 9811, 19622, 68677, 136361, 137354, 272722, 954527, 1909054, 1337837771, 2675675542, 9364864397, 18729728794]

約数ペア:

[(1, 18729728794), (2, 9364864397), (7, 2675675542), (14, 1337837771), (9811, 1909054), (19622, 954527), (68677, 272722), (136361, 137354)]