18280869

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2341}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 25855680

約数和(自身を除く): 7574811

約数列:

[1, 3, 19, 57, 137, 411, 2341, 2603, 7023, 7809, 44479, 133437, 320717, 962151, 6093623, 18280869]

約数ペア:

[(1, 18280869), (3, 6093623), (19, 962151), (57, 320717), (137, 133437), (411, 44479), (2341, 7809), (2603, 7023)]