2019909584

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1997}}^1$

素因数の和:2844

約数の個数: 80

約数和(自身を含む): 4887651456

約数和(自身を除く): 2867741872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 821, 1232, 1642, 1997, 3284, 3994, 5747, 6568, 7988, 9031, 11494, 13136, 13979, 15976, 18062, 21967, 22988, 27958, 31952, 36124, 43934, 45976, 55916, 63217, 72248, 87868, 91952, 111832, 126434, 144496, 153769, 175736, 223664, 252868, 307538, 351472, 505736, 615076, 1011472, 1230152, 1639537, 2460304, 3279074, 6558148, 11476759, 13116296, 18034907, 22953518, 26232592, 36069814, 45907036, 72139628, 91814072, 126244349, 144279256, 183628144, 252488698, 288558512, 504977396, 1009954792, 2019909584]

約数ペア:

[(1, 2019909584), (2, 1009954792), (4, 504977396), (7, 288558512), (8, 252488698), (11, 183628144), (14, 144279256), (16, 126244349), (22, 91814072), (28, 72139628), (44, 45907036), (56, 36069814), (77, 26232592), (88, 22953518), (112, 18034907), (154, 13116296), (176, 11476759), (308, 6558148), (616, 3279074), (821, 2460304), (1232, 1639537), (1642, 1230152), (1997, 1011472), (3284, 615076), (3994, 505736), (5747, 351472), (6568, 307538), (7988, 252868), (9031, 223664), (11494, 175736), (13136, 153769), (13979, 144496), (15976, 126434), (18062, 111832), (21967, 91952), (22988, 87868), (27958, 72248), (31952, 63217), (36124, 55916), (43934, 45976)]