189990400678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4583}}^1\times {\mathrm{43093}}^1$

素因数の和:47728

約数の個数: 32

約数和(自身を含む): 315278462016

約数和(自身を除く): 125288061338

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 4583, 9166, 43093, 59579, 86186, 119158, 169571, 339142, 560209, 1120418, 1594441, 2204423, 3188882, 4408846, 20727733, 41455466, 197495219, 394990438, 2567437847, 5134875694, 7307323103, 14614646206, 94995200339, 189990400678]

約数ペア:

[(1, 189990400678), (2, 94995200339), (13, 14614646206), (26, 7307323103), (37, 5134875694), (74, 2567437847), (481, 394990438), (962, 197495219), (4583, 41455466), (9166, 20727733), (43093, 4408846), (59579, 3188882), (86186, 2204423), (119158, 1594441), (169571, 1120418), (339142, 560209)]