18550581

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 29798400

約数和(自身を除く): 11247819

約数列:

[1, 3, 7, 21, 23, 69, 161, 193, 199, 483, 579, 597, 1351, 1393, 4053, 4179, 4439, 4577, 13317, 13731, 31073, 32039, 38407, 93219, 96117, 115221, 268849, 806547, 883361, 2650083, 6183527, 18550581]

約数ペア:

[(1, 18550581), (3, 6183527), (7, 2650083), (21, 883361), (23, 806547), (69, 268849), (161, 115221), (193, 96117), (199, 93219), (483, 38407), (579, 32039), (597, 31073), (1351, 13731), (1393, 13317), (4053, 4577), (4179, 4439)]