12885896

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 25280640

約数和(自身を除く): 12394744

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 797, 1594, 2021, 3188, 4042, 6376, 8084, 16168, 34271, 37459, 68542, 74918, 137084, 149836, 274168, 299672, 1610737, 3221474, 6442948, 12885896]

約数ペア:

[(1, 12885896), (2, 6442948), (4, 3221474), (8, 1610737), (43, 299672), (47, 274168), (86, 149836), (94, 137084), (172, 74918), (188, 68542), (344, 37459), (376, 34271), (797, 16168), (1594, 8084), (2021, 6376), (3188, 4042)]