18839842945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{3851}}^1$

素因数の和:4102

約数の個数: 64

約数和(自身を含む): 28701775872

約数和(自身を除く): 9861932927

約数列:

[1, 5, 7, 11, 35, 55, 77, 97, 131, 385, 485, 655, 679, 917, 1067, 1441, 3395, 3851, 4585, 5335, 7205, 7469, 10087, 12707, 19255, 26957, 37345, 42361, 50435, 63535, 88949, 134785, 139777, 211805, 296527, 373547, 444745, 504481, 698885, 978439, 1482635, 1867735, 2522405, 2614829, 3531367, 4109017, 4892195, 5549291, 13074145, 17656835, 20545085, 27746455, 28763119, 38845037, 48934657, 143815595, 194225185, 244673285, 342542599, 538281227, 1712712995, 2691406135, 3767968589, 18839842945]

約数ペア:

[(1, 18839842945), (5, 3767968589), (7, 2691406135), (11, 1712712995), (35, 538281227), (55, 342542599), (77, 244673285), (97, 194225185), (131, 143815595), (385, 48934657), (485, 38845037), (655, 28763119), (679, 27746455), (917, 20545085), (1067, 17656835), (1441, 13074145), (3395, 5549291), (3851, 4892195), (4585, 4109017), (5335, 3531367), (7205, 2614829), (7469, 2522405), (10087, 1867735), (12707, 1482635), (19255, 978439), (26957, 698885), (37345, 504481), (42361, 444745), (50435, 373547), (63535, 296527), (88949, 211805), (134785, 139777)]