20335485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4691}}^1$

素因数の和:4733

約数の個数: 24

約数和(自身を含む): 34570656

約数和(自身を除く): 14235171

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4691, 14073, 23455, 70365, 79747, 239241, 398735, 1196205, 1355699, 4067097, 6778495, 20335485]

約数ペア:

[(1, 20335485), (3, 6778495), (5, 4067097), (15, 1355699), (17, 1196205), (51, 398735), (85, 239241), (255, 79747), (289, 70365), (867, 23455), (1445, 14073), (4335, 4691)]