20206455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79241}}^1$

素因数の和:79266

約数の個数: 16

約数和(自身を含む): 34232544

約数和(自身を除く): 14026089

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79241, 237723, 396205, 1188615, 1347097, 4041291, 6735485, 20206455]

約数ペア:

[(1, 20206455), (3, 6735485), (5, 4041291), (15, 1347097), (17, 1188615), (51, 396205), (85, 237723), (255, 79241)]