18154173

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 24883200

約数和(自身を除く): 6729027

約数列:

[1, 3, 47, 141, 199, 597, 647, 1941, 9353, 28059, 30409, 91227, 128753, 386259, 6051391, 18154173]

約数ペア:

[(1, 18154173), (3, 6051391), (47, 386259), (141, 128753), (199, 91227), (597, 30409), (647, 28059), (1941, 9353)]