18850869

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4793}}^1$

素因数の和:4841

約数の個数: 24

約数和(自身を含む): 29914560

約数和(自身を除く): 11063691

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4793, 14379, 43137, 91067, 110239, 273201, 330717, 819603, 992151, 2094541, 6283623, 18850869]

約数ペア:

[(1, 18850869), (3, 6283623), (9, 2094541), (19, 992151), (23, 819603), (57, 330717), (69, 273201), (171, 110239), (207, 91067), (437, 43137), (1311, 14379), (3933, 4793)]