12804988

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3491}}^1$

素因数の和:3633

約数の個数: 24

約数和(自身を含む): 25812864

約数和(自身を除く): 13007876

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3491, 3668, 6982, 13964, 24437, 48874, 97748, 457321, 914642, 1829284, 3201247, 6402494, 12804988]

約数ペア:

[(1, 12804988), (2, 6402494), (4, 3201247), (7, 1829284), (14, 914642), (28, 457321), (131, 97748), (262, 48874), (524, 24437), (917, 13964), (1834, 6982), (3491, 3668)]