12880196

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2659}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 25919040

約数和(自身を除く): 13038844

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 2659, 4844, 5318, 10636, 18613, 37226, 74452, 460007, 920014, 1840028, 3220049, 6440098, 12880196]

約数ペア:

[(1, 12880196), (2, 6440098), (4, 3220049), (7, 1840028), (14, 920014), (28, 460007), (173, 74452), (346, 37226), (692, 18613), (1211, 10636), (2422, 5318), (2659, 4844)]