20029761

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 10240479

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 593, 1251, 1779, 3753, 5337, 11259, 16011, 33777, 48033, 82427, 144099, 247281, 741843, 2225529, 6676587, 20029761]

約数ペア:

[(1, 20029761), (3, 6676587), (9, 2225529), (27, 741843), (81, 247281), (139, 144099), (243, 82427), (417, 48033), (593, 33777), (1251, 16011), (1779, 11259), (3753, 5337)]