18730341

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2341}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 31176704

約数和(自身を除く): 12446363

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2341, 2667, 7023, 8001, 16387, 21069, 49161, 147483, 297307, 891921, 2081149, 2675763, 6243447, 18730341]

約数ペア:

[(1, 18730341), (3, 6243447), (7, 2675763), (9, 2081149), (21, 891921), (63, 297307), (127, 147483), (381, 49161), (889, 21069), (1143, 16387), (2341, 8001), (2667, 7023)]