20200955796

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1272421}}^1$

素因数の和:1272451

約数の個数: 90

約数和(自身を含む): 61431261738

約数和(自身を除く): 41230305942

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15876, 1272421, 2544842, 3817263, 5089684, 7634526, 8906947, 11451789, 15269052, 17813894, 22903578, 26720841, 34355367, 35627788, 45807156, 53441682, 62348629, 68710734, 80162523, 103066101, 106883364, 124697258, 137421468, 160325046, 187045887, 206132202, 240487569, 249394516, 320650092, 374091774, 412264404, 480975138, 561137661, 721462707, 748183548, 961950276, 1122275322, 1442925414, 1683412983, 2244550644, 2885850828, 3366825966, 5050238949, 6733651932, 10100477898, 20200955796]

約数ペア:

[(1, 20200955796), (2, 10100477898), (3, 6733651932), (4, 5050238949), (6, 3366825966), (7, 2885850828), (9, 2244550644), (12, 1683412983), (14, 1442925414), (18, 1122275322), (21, 961950276), (27, 748183548), (28, 721462707), (36, 561137661), (42, 480975138), (49, 412264404), (54, 374091774), (63, 320650092), (81, 249394516), (84, 240487569), (98, 206132202), (108, 187045887), (126, 160325046), (147, 137421468), (162, 124697258), (189, 106883364), (196, 103066101), (252, 80162523), (294, 68710734), (324, 62348629), (378, 53441682), (441, 45807156), (567, 35627788), (588, 34355367), (756, 26720841), (882, 22903578), (1134, 17813894), (1323, 15269052), (1764, 11451789), (2268, 8906947), (2646, 7634526), (3969, 5089684), (5292, 3817263), (7938, 2544842), (15876, 1272421)]