40781866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{5393}}^1$

素因数の和:5613

約数の個数: 16

約数和(自身を含む): 64728000

約数和(自身を除く): 23946134

約数列:

[1, 2, 19, 38, 199, 398, 3781, 5393, 7562, 10786, 102467, 204934, 1073207, 2146414, 20390933, 40781866]

約数ペア:

[(1, 40781866), (2, 20390933), (19, 2146414), (38, 1073207), (199, 204934), (398, 102467), (3781, 10786), (5393, 7562)]