18200081

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 21322080

約数和(自身を除く): 3121999

約数列:

[1, 17, 19, 29, 67, 323, 493, 551, 841, 1139, 1273, 1943, 9367, 14297, 15979, 21641, 33031, 36917, 56347, 271643, 627589, 957899, 1070593, 18200081]

約数ペア:

[(1, 18200081), (17, 1070593), (19, 957899), (29, 627589), (67, 271643), (323, 56347), (493, 36917), (551, 33031), (841, 21641), (1139, 15979), (1273, 14297), (1943, 9367)]