19322303

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 26342400

約数和(自身を除く): 7020097

約数列:

[1, 7, 11, 13, 77, 91, 97, 143, 199, 679, 1001, 1067, 1261, 1393, 2189, 2587, 7469, 8827, 13871, 15323, 18109, 19303, 28457, 97097, 135121, 199199, 212333, 250939, 1486331, 1756573, 2760329, 19322303]

約数ペア:

[(1, 19322303), (7, 2760329), (11, 1756573), (13, 1486331), (77, 250939), (91, 212333), (97, 199199), (143, 135121), (199, 97097), (679, 28457), (1001, 19303), (1067, 18109), (1261, 15323), (1393, 13871), (2189, 8827), (2587, 7469)]