18489447

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 9590553

約数列:

[1, 3, 9, 23, 69, 179, 207, 499, 537, 1497, 1611, 4117, 4491, 11477, 12351, 34431, 37053, 89321, 103293, 267963, 803889, 2054383, 6163149, 18489447]

約数ペア:

[(1, 18489447), (3, 6163149), (9, 2054383), (23, 803889), (69, 267963), (179, 103293), (207, 89321), (499, 37053), (537, 34431), (1497, 12351), (1611, 11477), (4117, 4491)]