12987634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13729}}^1$

素因数の和:13785

約数の個数: 16

約数和(自身を含む): 21748320

約数和(自身を除く): 8760686

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 13729, 27458, 151019, 302038, 590347, 1180694, 6493817, 12987634]

約数ペア:

[(1, 12987634), (2, 6493817), (11, 1180694), (22, 590347), (43, 302038), (86, 151019), (473, 27458), (946, 13729)]