18004989

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 26868640

約数和(自身を除く): 8863651

約数列:

[1, 3, 17, 19, 51, 57, 289, 323, 867, 969, 1093, 3279, 5491, 16473, 18581, 20767, 55743, 62301, 315877, 353039, 947631, 1059117, 6001663, 18004989]

約数ペア:

[(1, 18004989), (3, 6001663), (17, 1059117), (19, 947631), (51, 353039), (57, 315877), (289, 62301), (323, 55743), (867, 20767), (969, 18581), (1093, 16473), (3279, 5491)]