20199333815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1\times {\mathrm{1579}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 25494981120

約数和(自身を除く): 5295647305

約数列:

[1, 5, 23, 115, 173, 643, 865, 1579, 3215, 3979, 7895, 14789, 19895, 36317, 73945, 111239, 181585, 273167, 556195, 1015297, 1365835, 2558497, 5076485, 6282841, 12792485, 23351831, 31414205, 116759155, 175646381, 878231905, 4039866763, 20199333815]

約数ペア:

[(1, 20199333815), (5, 4039866763), (23, 878231905), (115, 175646381), (173, 116759155), (643, 31414205), (865, 23351831), (1579, 12792485), (3215, 6282841), (3979, 5076485), (7895, 2558497), (14789, 1365835), (19895, 1015297), (36317, 556195), (73945, 273167), (111239, 181585)]