18210465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4447}}^1$

素因数の和:4478

約数の個数: 48

約数和(自身を含む): 38857728

約数和(自身を除く): 20647263

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4447, 13341, 22235, 31129, 40023, 57811, 66705, 93387, 155645, 173433, 200115, 280161, 289055, 404677, 466935, 520299, 867165, 1214031, 1400805, 2023385, 2601495, 3642093, 6070155, 18210465]

約数ペア:

[(1, 18210465), (3, 6070155), (5, 3642093), (7, 2601495), (9, 2023385), (13, 1400805), (15, 1214031), (21, 867165), (35, 520299), (39, 466935), (45, 404677), (63, 289055), (65, 280161), (91, 200115), (105, 173433), (117, 155645), (195, 93387), (273, 66705), (315, 57811), (455, 40023), (585, 31129), (819, 22235), (1365, 13341), (4095, 4447)]