18890751

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{24889}}^1$

素因数の和:24926

約数の個数: 16

約数和(自身を含む): 28673280

約数和(自身を除く): 9782529

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 24889, 74667, 273779, 572447, 821337, 1717341, 6296917, 18890751]

約数ペア:

[(1, 18890751), (3, 6296917), (11, 1717341), (23, 821337), (33, 572447), (69, 273779), (253, 74667), (759, 24889)]