20131781194

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{471007}}^1$

素因数の和:471130

約数の個数: 32

約数和(自身を含む): 35811680256

約数和(自身を除く): 15679899062

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 497, 602, 994, 3053, 6106, 21371, 42742, 471007, 942014, 3297049, 6594098, 20253301, 33441497, 40506602, 66882994, 141773107, 234090479, 283546214, 468180958, 1437984371, 2875968742, 10065890597, 20131781194]

約数ペア:

[(1, 20131781194), (2, 10065890597), (7, 2875968742), (14, 1437984371), (43, 468180958), (71, 283546214), (86, 234090479), (142, 141773107), (301, 66882994), (497, 40506602), (602, 33441497), (994, 20253301), (3053, 6594098), (6106, 3297049), (21371, 942014), (42742, 471007)]