18424180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9497}}^1$

素因数の和:9603

約数の個数: 24

約数和(自身を含む): 39093768

約数和(自身を除く): 20669588

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 9497, 18994, 37988, 47485, 94970, 189940, 921209, 1842418, 3684836, 4606045, 9212090, 18424180]

約数ペア:

[(1, 18424180), (2, 9212090), (4, 4606045), (5, 3684836), (10, 1842418), (20, 921209), (97, 189940), (194, 94970), (388, 47485), (485, 37988), (970, 18994), (1940, 9497)]