20326194196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{34679}}^1$

素因数の和:34885

約数の個数: 72

約数和(自身を含む): 44943615360

約数和(自身を除く): 24617421164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 173, 242, 308, 346, 484, 692, 847, 1211, 1694, 1903, 2422, 3388, 3806, 4844, 7612, 13321, 20933, 26642, 34679, 41866, 53284, 69358, 83732, 138716, 146531, 242753, 293062, 381469, 485506, 586124, 762938, 971012, 1525876, 2670283, 4196159, 5340566, 5999467, 8392318, 10681132, 11998934, 16784636, 23997868, 29373113, 41996269, 58746226, 65994137, 83992538, 117492452, 131988274, 167985076, 263976548, 461958959, 725935507, 923917918, 1451871014, 1847835836, 2903742028, 5081548549, 10163097098, 20326194196]

約数ペア:

[(1, 20326194196), (2, 10163097098), (4, 5081548549), (7, 2903742028), (11, 1847835836), (14, 1451871014), (22, 923917918), (28, 725935507), (44, 461958959), (77, 263976548), (121, 167985076), (154, 131988274), (173, 117492452), (242, 83992538), (308, 65994137), (346, 58746226), (484, 41996269), (692, 29373113), (847, 23997868), (1211, 16784636), (1694, 11998934), (1903, 10681132), (2422, 8392318), (3388, 5999467), (3806, 5340566), (4844, 4196159), (7612, 2670283), (13321, 1525876), (20933, 971012), (26642, 762938), (34679, 586124), (41866, 485506), (53284, 381469), (69358, 293062), (83732, 242753), (138716, 146531)]