18030505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1889}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 4830935

約数列:

[1, 5, 23, 83, 115, 415, 1889, 1909, 9445, 9545, 43447, 156787, 217235, 783935, 3606101, 18030505]

約数ペア:

[(1, 18030505), (5, 3606101), (23, 783935), (83, 217235), (115, 156787), (415, 43447), (1889, 9545), (1909, 9445)]