12897196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1259}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 24449040

約数和(自身を除く): 11551844

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 1259, 2518, 2561, 5036, 5122, 10244, 16367, 32734, 65468, 248023, 496046, 992092, 3224299, 6448598, 12897196]

約数ペア:

[(1, 12897196), (2, 6448598), (4, 3224299), (13, 992092), (26, 496046), (52, 248023), (197, 65468), (394, 32734), (788, 16367), (1259, 10244), (2518, 5122), (2561, 5036)]