138017558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{518863}}^1$

素因数の和:518891

約数の個数: 16

約数和(自身を含む): 249054720

約数和(自身を除く): 111037162

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 518863, 1037726, 3632041, 7264082, 9858397, 19716794, 69008779, 138017558]

約数ペア:

[(1, 138017558), (2, 69008779), (7, 19716794), (14, 9858397), (19, 7264082), (38, 3632041), (133, 1037726), (266, 518863)]