12589876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 23866920

約数和(自身を除く): 11277044

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 1229, 2458, 2561, 4916, 5122, 10244, 15977, 31954, 63908, 242113, 484226, 968452, 3147469, 6294938, 12589876]

約数ペア:

[(1, 12589876), (2, 6294938), (4, 3147469), (13, 968452), (26, 484226), (52, 242113), (197, 63908), (394, 31954), (788, 15977), (1229, 10244), (2458, 5122), (2561, 4916)]