18609459

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4057}}^1$

素因数の和:4210

約数の個数: 16

約数和(自身を含む): 27269760

約数和(自身を除く): 8660301

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4057, 4587, 12171, 44627, 133881, 563923, 1691769, 6203153, 18609459]

約数ペア:

[(1, 18609459), (3, 6203153), (11, 1691769), (33, 563923), (139, 133881), (417, 44627), (1529, 12171), (4057, 4587)]