18073340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12379}}^1$

素因数の和:12461

約数の個数: 24

約数和(自身を含む): 38477040

約数和(自身を除く): 20403700

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 12379, 24758, 49516, 61895, 123790, 247580, 903667, 1807334, 3614668, 4518335, 9036670, 18073340]

約数ペア:

[(1, 18073340), (2, 9036670), (4, 4518335), (5, 3614668), (10, 1807334), (20, 903667), (73, 247580), (146, 123790), (292, 61895), (365, 49516), (730, 24758), (1460, 12379)]