18659187

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{30047}}^1$

素因数の和:30079

約数の個数: 16

約数和(自身を含む): 28846080

約数和(自身を除く): 10186893

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 30047, 90141, 270423, 691081, 811269, 2073243, 6219729, 18659187]

約数ペア:

[(1, 18659187), (3, 6219729), (9, 2073243), (23, 811269), (27, 691081), (69, 270423), (207, 90141), (621, 30047)]