12606916

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 25912656

約数和(自身を除く): 13305740

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 491, 524, 917, 982, 1834, 1964, 3437, 3668, 6419, 6874, 12838, 13748, 24059, 25676, 48118, 64321, 96236, 128642, 257284, 450247, 900494, 1800988, 3151729, 6303458, 12606916]

約数ペア:

[(1, 12606916), (2, 6303458), (4, 3151729), (7, 1800988), (14, 900494), (28, 450247), (49, 257284), (98, 128642), (131, 96236), (196, 64321), (262, 48118), (491, 25676), (524, 24059), (917, 13748), (982, 12838), (1834, 6874), (1964, 6419), (3437, 3668)]