201804220

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{22777}}^1$

素因数の和:23229

約数の個数: 24

約数和(自身を含む): 424764144

約数和(自身を除く): 222959924

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 22777, 45554, 91108, 113885, 227770, 455540, 10090211, 20180422, 40360844, 50451055, 100902110, 201804220]

約数ペア:

[(1, 201804220), (2, 100902110), (4, 50451055), (5, 40360844), (10, 20180422), (20, 10090211), (443, 455540), (886, 227770), (1772, 113885), (2215, 91108), (4430, 45554), (8860, 22777)]