18415686

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{133447}}^1$

素因数の和:133475

約数の個数: 16

約数和(自身を含む): 38433024

約数和(自身を除く): 20017338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 133447, 266894, 400341, 800682, 3069281, 6138562, 9207843, 18415686]

約数ペア:

[(1, 18415686), (2, 9207843), (3, 6138562), (6, 3069281), (23, 800682), (46, 400341), (69, 266894), (138, 133447)]