17998288

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2087}}^1$

素因数の和:2120

約数の個数: 60

約数和(自身を含む): 44273952

約数和(自身を除く): 26275664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2087, 2156, 4174, 4312, 8348, 8624, 14609, 16696, 22957, 29218, 33392, 45914, 58436, 91828, 102263, 116872, 160699, 183656, 204526, 233744, 321398, 367312, 409052, 642796, 818104, 1124893, 1285592, 1636208, 2249786, 2571184, 4499572, 8999144, 17998288]

約数ペア:

[(1, 17998288), (2, 8999144), (4, 4499572), (7, 2571184), (8, 2249786), (11, 1636208), (14, 1285592), (16, 1124893), (22, 818104), (28, 642796), (44, 409052), (49, 367312), (56, 321398), (77, 233744), (88, 204526), (98, 183656), (112, 160699), (154, 116872), (176, 102263), (196, 91828), (308, 58436), (392, 45914), (539, 33392), (616, 29218), (784, 22957), (1078, 16696), (1232, 14609), (2087, 8624), (2156, 8348), (4174, 4312)]