20183764545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{47569}}^1$

素因数の和:48039

約数の個数: 64

約数和(自身を含む): 41100480000

約数和(自身を除く): 20916715455

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 449, 945, 1347, 2245, 3143, 4041, 6735, 9429, 12123, 15715, 20205, 28287, 47145, 47569, 60615, 84861, 141435, 142707, 237845, 332983, 424305, 428121, 713535, 998949, 1284363, 1664915, 2140605, 2996847, 4994745, 6421815, 8990541, 14984235, 21358481, 44952705, 64075443, 106792405, 149509367, 192226329, 320377215, 448528101, 576678987, 747546835, 961131645, 1345584303, 2242640505, 2883394935, 4036752909, 6727921515, 20183764545]

約数ペア:

[(1, 20183764545), (3, 6727921515), (5, 4036752909), (7, 2883394935), (9, 2242640505), (15, 1345584303), (21, 961131645), (27, 747546835), (35, 576678987), (45, 448528101), (63, 320377215), (105, 192226329), (135, 149509367), (189, 106792405), (315, 64075443), (449, 44952705), (945, 21358481), (1347, 14984235), (2245, 8990541), (3143, 6421815), (4041, 4994745), (6735, 2996847), (9429, 2140605), (12123, 1664915), (15715, 1284363), (20205, 998949), (28287, 713535), (47145, 428121), (47569, 424305), (60615, 332983), (84861, 237845), (141435, 142707)]