12781636

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{953}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 25643520

約数和(自身を除く): 12861884

約数列:

[1, 2, 4, 7, 14, 28, 479, 953, 958, 1906, 1916, 3353, 3812, 6671, 6706, 13342, 13412, 26684, 456487, 912974, 1825948, 3195409, 6390818, 12781636]

約数ペア:

[(1, 12781636), (2, 6390818), (4, 3195409), (7, 1825948), (14, 912974), (28, 456487), (479, 26684), (953, 13412), (958, 13342), (1906, 6706), (1916, 6671), (3353, 3812)]