12980066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13721}}^1$

素因数の和:13777

約数の個数: 16

約数和(自身を含む): 21735648

約数和(自身を除く): 8755582

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 13721, 27442, 150931, 301862, 590003, 1180006, 6490033, 12980066]

約数ペア:

[(1, 12980066), (2, 6490033), (11, 1180006), (22, 590003), (43, 301862), (86, 150931), (473, 27442), (946, 13721)]