39956848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131437}}^1$

素因数の和:131464

約数の個数: 20

約数和(自身を含む): 81491560

約数和(自身を除く): 41534712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 131437, 262874, 525748, 1051496, 2102992, 2497303, 4994606, 9989212, 19978424, 39956848]

約数ペア:

[(1, 39956848), (2, 19978424), (4, 9989212), (8, 4994606), (16, 2497303), (19, 2102992), (38, 1051496), (76, 525748), (152, 262874), (304, 131437)]