18873547

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10657}}^1$

素因数の和:10698

約数の個数: 16

約数和(自身を含む): 24556032

約数和(自身を除く): 5682485

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10657, 74599, 117227, 245111, 820589, 1715777, 2696221, 18873547]

約数ペア:

[(1, 18873547), (7, 2696221), (11, 1715777), (23, 820589), (77, 245111), (161, 117227), (253, 74599), (1771, 10657)]