18001905

素因数分解:

$3^1\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1129}}^1$

素因数の和:2200

約数の個数: 16

約数和(自身を含む): 28855680

約数和(自身を除く): 10853775

約数列:

[1, 3, 5, 15, 1063, 1129, 3189, 3387, 5315, 5645, 15945, 16935, 1200127, 3600381, 6000635, 18001905]

約数ペア:

[(1, 18001905), (3, 6000635), (5, 3600381), (15, 1200127), (1063, 16935), (1129, 15945), (3189, 5645), (3387, 5315)]