12680836

素因数分解:

$2^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{991}}^1$

素因数の和:1459

約数の個数: 24

約数和(自身を含む): 25442816

約数和(自身を除く): 12761980

約数列:

[1, 2, 4, 7, 14, 28, 457, 914, 991, 1828, 1982, 3199, 3964, 6398, 6937, 12796, 13874, 27748, 452887, 905774, 1811548, 3170209, 6340418, 12680836]

約数ペア:

[(1, 12680836), (2, 6340418), (4, 3170209), (7, 1811548), (14, 905774), (28, 452887), (457, 27748), (914, 13874), (991, 12796), (1828, 6937), (1982, 6398), (3199, 3964)]