19050885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 38054016

約数和(自身を除く): 19003131

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 307, 315, 591, 921, 985, 1379, 1535, 1773, 2149, 2763, 2955, 4137, 4605, 6447, 6895, 8865, 10745, 12411, 13815, 19341, 20685, 32235, 60479, 62055, 96705, 181437, 302395, 423353, 544311, 907185, 1270059, 2116765, 2721555, 3810177, 6350295, 19050885]

約数ペア:

[(1, 19050885), (3, 6350295), (5, 3810177), (7, 2721555), (9, 2116765), (15, 1270059), (21, 907185), (35, 544311), (45, 423353), (63, 302395), (105, 181437), (197, 96705), (307, 62055), (315, 60479), (591, 32235), (921, 20685), (985, 19341), (1379, 13815), (1535, 12411), (1773, 10745), (2149, 8865), (2763, 6895), (2955, 6447), (4137, 4605)]