20482756

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1163}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 44585856

約数和(自身を除く): 24103100

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 68, 74, 119, 148, 238, 259, 476, 518, 629, 1036, 1163, 1258, 2326, 2516, 4403, 4652, 8141, 8806, 16282, 17612, 19771, 32564, 39542, 43031, 79084, 86062, 138397, 172124, 276794, 301217, 553588, 602434, 731527, 1204868, 1463054, 2926108, 5120689, 10241378, 20482756]

約数ペア:

[(1, 20482756), (2, 10241378), (4, 5120689), (7, 2926108), (14, 1463054), (17, 1204868), (28, 731527), (34, 602434), (37, 553588), (68, 301217), (74, 276794), (119, 172124), (148, 138397), (238, 86062), (259, 79084), (476, 43031), (518, 39542), (629, 32564), (1036, 19771), (1163, 17612), (1258, 16282), (2326, 8806), (2516, 8141), (4403, 4652)]