18268578

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{4903}}^1$

素因数の和:4940

約数の個数: 40

約数和(自身を含む): 42723648

約数和(自身を除く): 24455070

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 4903, 9806, 14709, 29418, 44127, 88254, 112769, 132381, 225538, 264762, 338307, 397143, 676614, 794286, 1014921, 2029842, 3044763, 6089526, 9134289, 18268578]

約数ペア:

[(1, 18268578), (2, 9134289), (3, 6089526), (6, 3044763), (9, 2029842), (18, 1014921), (23, 794286), (27, 676614), (46, 397143), (54, 338307), (69, 264762), (81, 225538), (138, 132381), (162, 112769), (207, 88254), (414, 44127), (621, 29418), (1242, 14709), (1863, 9806), (3726, 4903)]