20257155

素因数分解:

$3^3\times 5^1\times {\mathrm{150053}}^1$

素因数の和:150067

約数の個数: 16

約数和(自身を含む): 36012960

約数和(自身を除く): 15755805

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 150053, 450159, 750265, 1350477, 2250795, 4051431, 6752385, 20257155]

約数ペア:

[(1, 20257155), (3, 6752385), (5, 4051431), (9, 2250795), (15, 1350477), (27, 750265), (45, 450159), (135, 150053)]