18683721009

素因数分解:

$3^3\times {\mathrm{19597}}^1\times {\mathrm{35311}}^1$

素因数の和:54917

約数の個数: 16

約数和(自身を含む): 27681783040

約数和(自身を除く): 8998062031

約数列:

[1, 3, 9, 27, 19597, 35311, 58791, 105933, 176373, 317799, 529119, 953397, 691989667, 2075969001, 6227907003, 18683721009]

約数ペア:

[(1, 18683721009), (3, 6227907003), (9, 2075969001), (27, 691989667), (19597, 953397), (35311, 529119), (58791, 317799), (105933, 176373)]