19984437

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{599}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 31636800

約数和(自身を除く): 11652363

約数列:

[1, 3, 9, 11, 33, 99, 337, 599, 1011, 1797, 3033, 3707, 5391, 6589, 11121, 19767, 33363, 59301, 201863, 605589, 1816767, 2220493, 6661479, 19984437]

約数ペア:

[(1, 19984437), (3, 6661479), (9, 2220493), (11, 1816767), (33, 605589), (99, 201863), (337, 59301), (599, 33363), (1011, 19767), (1797, 11121), (3033, 6589), (3707, 5391)]