12645668

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6361}}^1$

素因数の和:6443

約数の個数: 24

約数和(自身を含む): 25651584

約数和(自身を除く): 13005916

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 6361, 12722, 25444, 44527, 89054, 178108, 451631, 903262, 1806524, 3161417, 6322834, 12645668]

約数ペア:

[(1, 12645668), (2, 6322834), (4, 3161417), (7, 1806524), (14, 903262), (28, 451631), (71, 178108), (142, 89054), (284, 44527), (497, 25444), (994, 12722), (1988, 6361)]