18655299

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53149}}^1$

素因数の和:53171

約数の個数: 16

約数和(自身を含む): 29764000

約数和(自身を除く): 11108701

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53149, 159447, 478341, 690937, 1435023, 2072811, 6218433, 18655299]

約数ペア:

[(1, 18655299), (3, 6218433), (9, 2072811), (13, 1435023), (27, 690937), (39, 478341), (117, 159447), (351, 53149)]