20673105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81071}}^1$

素因数の和:81096

約数の個数: 16

約数和(自身を含む): 35023104

約数和(自身を除く): 14349999

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 81071, 243213, 405355, 1216065, 1378207, 4134621, 6891035, 20673105]

約数ペア:

[(1, 20673105), (3, 6891035), (5, 4134621), (15, 1378207), (17, 1216065), (51, 405355), (85, 243213), (255, 81071)]