20528821444

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{59557}}^1$

素因数の和:59752

約数の個数: 48

約数和(自身を含む): 39352591152

約数和(自身を除く): 18823769708

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 137, 148, 274, 548, 629, 1258, 2329, 2516, 4658, 5069, 9316, 10138, 20276, 59557, 86173, 119114, 172346, 238228, 344692, 1012469, 2024938, 2203609, 4049876, 4407218, 8159309, 8814436, 16318618, 32637236, 37461353, 74922706, 138708253, 149845412, 277416506, 301894433, 554833012, 603788866, 1207577732, 5132205361, 10264410722, 20528821444]

約数ペア:

[(1, 20528821444), (2, 10264410722), (4, 5132205361), (17, 1207577732), (34, 603788866), (37, 554833012), (68, 301894433), (74, 277416506), (137, 149845412), (148, 138708253), (274, 74922706), (548, 37461353), (629, 32637236), (1258, 16318618), (2329, 8814436), (2516, 8159309), (4658, 4407218), (5069, 4049876), (9316, 2203609), (10138, 2024938), (20276, 1012469), (59557, 344692), (86173, 238228), (119114, 172346)]