18409239

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 27802320

約数和(自身を除く): 9393081

約数列:

[1, 3, 9, 37, 59, 111, 177, 333, 531, 937, 2183, 2811, 6549, 8433, 19647, 34669, 55283, 104007, 165849, 312021, 497547, 2045471, 6136413, 18409239]

約数ペア:

[(1, 18409239), (3, 6136413), (9, 2045471), (37, 497547), (59, 312021), (111, 165849), (177, 104007), (333, 55283), (531, 34669), (937, 19647), (2183, 8433), (2811, 6549)]