19142595

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 18873405

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 439, 459, 513, 765, 855, 969, 1317, 1615, 2195, 2295, 2565, 2907, 3951, 4845, 6585, 7463, 8341, 8721, 11853, 14535, 19755, 22389, 25023, 37315, 41705, 43605, 59265, 67167, 75069, 111945, 125115, 141797, 201501, 225207, 335835, 375345, 425391, 708985, 1007505, 1126035, 1276173, 2126955, 3828519, 6380865, 19142595]

約数ペア:

[(1, 19142595), (3, 6380865), (5, 3828519), (9, 2126955), (15, 1276173), (17, 1126035), (19, 1007505), (27, 708985), (45, 425391), (51, 375345), (57, 335835), (85, 225207), (95, 201501), (135, 141797), (153, 125115), (171, 111945), (255, 75069), (285, 67167), (323, 59265), (439, 43605), (459, 41705), (513, 37315), (765, 25023), (855, 22389), (969, 19755), (1317, 14535), (1615, 11853), (2195, 8721), (2295, 8341), (2565, 7463), (2907, 6585), (3951, 4845)]