18809307

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{63331}}^1$

素因数の和:63351

約数の個数: 16

約数和(自身を含む): 30399360

約数和(自身を除く): 11590053

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 63331, 189993, 569979, 696641, 1709937, 2089923, 6269769, 18809307]

約数ペア:

[(1, 18809307), (3, 6269769), (9, 2089923), (11, 1709937), (27, 696641), (33, 569979), (99, 189993), (297, 63331)]