20815055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1051}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 26586144

約数和(自身を除く): 5771089

約数列:

[1, 5, 17, 85, 233, 1051, 1165, 3961, 5255, 17867, 19805, 89335, 244883, 1224415, 4163011, 20815055]

約数ペア:

[(1, 20815055), (5, 4163011), (17, 1224415), (85, 244883), (233, 89335), (1051, 19805), (1165, 17867), (3961, 5255)]