18489982

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77689}}^1$

素因数の和:77715

約数の個数: 16

約数和(自身を含む): 33562080

約数和(自身を除く): 15072098

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 77689, 155378, 543823, 1087646, 1320713, 2641426, 9244991, 18489982]

約数ペア:

[(1, 18489982), (2, 9244991), (7, 2641426), (14, 1320713), (17, 1087646), (34, 543823), (119, 155378), (238, 77689)]