18722228

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1373}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 37548672

約数和(自身を除く): 18826444

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1373, 1948, 2746, 3409, 5492, 6818, 9611, 13636, 19222, 38444, 668651, 1337302, 2674604, 4680557, 9361114, 18722228]

約数ペア:

[(1, 18722228), (2, 9361114), (4, 4680557), (7, 2674604), (14, 1337302), (28, 668651), (487, 38444), (974, 19222), (1373, 13636), (1948, 9611), (2746, 6818), (3409, 5492)]