18031797

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1483}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 29941184

約数和(自身を除く): 11909387

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1483, 1737, 4053, 4449, 10381, 12159, 13347, 31143, 93429, 286219, 858657, 2003533, 2575971, 6010599, 18031797]

約数ペア:

[(1, 18031797), (3, 6010599), (7, 2575971), (9, 2003533), (21, 858657), (63, 286219), (193, 93429), (579, 31143), (1351, 13347), (1483, 12159), (1737, 10381), (4053, 4449)]