18232989

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 26350560

約数和(自身を除く): 8117571

約数列:

[1, 3, 19, 43, 57, 129, 173, 519, 817, 1849, 2451, 3287, 5547, 7439, 9861, 22317, 35131, 105393, 141341, 319877, 424023, 959631, 6077663, 18232989]

約数ペア:

[(1, 18232989), (3, 6077663), (19, 959631), (43, 424023), (57, 319877), (129, 141341), (173, 105393), (519, 35131), (817, 22317), (1849, 9861), (2451, 7439), (3287, 5547)]