12886929904

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{995591}}^1$

素因数の和:996408

約数の個数: 20

約数和(自身を含む): 24999315120

約数和(自身を除く): 12112385216

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 995591, 1991182, 3982364, 7964728, 15929456, 805433119, 1610866238, 3221732476, 6443464952, 12886929904]

約数ペア:

[(1, 12886929904), (2, 6443464952), (4, 3221732476), (8, 1610866238), (16, 805433119), (809, 15929456), (1618, 7964728), (3236, 3982364), (6472, 1991182), (12944, 995591)]