20802240912

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1\times {\mathrm{4639}}^1$

素因数の和:5660

約数の個数: 80

約数和(自身を含む): 54332395520

約数和(自身を除く): 33530154608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 907, 1236, 1648, 1814, 2472, 2721, 3628, 4639, 4944, 5442, 7256, 9278, 10884, 13917, 14512, 18556, 21768, 27834, 37112, 43536, 55668, 74224, 93421, 111336, 186842, 222672, 280263, 373684, 477817, 560526, 747368, 955634, 1121052, 1433451, 1494736, 1911268, 2242104, 2866902, 3822536, 4207573, 4484208, 5733804, 7645072, 8415146, 11467608, 12622719, 16830292, 22935216, 25245438, 33660584, 50490876, 67321168, 100981752, 201963504, 433380019, 866760038, 1300140057, 1733520076, 2600280114, 3467040152, 5200560228, 6934080304, 10401120456, 20802240912]

約数ペア:

[(1, 20802240912), (2, 10401120456), (3, 6934080304), (4, 5200560228), (6, 3467040152), (8, 2600280114), (12, 1733520076), (16, 1300140057), (24, 866760038), (48, 433380019), (103, 201963504), (206, 100981752), (309, 67321168), (412, 50490876), (618, 33660584), (824, 25245438), (907, 22935216), (1236, 16830292), (1648, 12622719), (1814, 11467608), (2472, 8415146), (2721, 7645072), (3628, 5733804), (4639, 4484208), (4944, 4207573), (5442, 3822536), (7256, 2866902), (9278, 2242104), (10884, 1911268), (13917, 1494736), (14512, 1433451), (18556, 1121052), (21768, 955634), (27834, 747368), (37112, 560526), (43536, 477817), (55668, 373684), (74224, 280263), (93421, 222672), (111336, 186842)]