18816669

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{110039}}^1$

素因数の和:110064

約数の個数: 12

約数和(自身を含む): 28610400

約数和(自身を除く): 9793731

約数列:

[1, 3, 9, 19, 57, 171, 110039, 330117, 990351, 2090741, 6272223, 18816669]

約数ペア:

[(1, 18816669), (3, 6272223), (9, 2090741), (19, 990351), (57, 330117), (171, 110039)]