20787574266

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:841

約数の個数: 128

約数和(自身を含む): 47946931200

約数和(自身を除く): 27159356934

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 83, 122, 139, 166, 183, 249, 278, 366, 417, 498, 547, 549, 747, 834, 1094, 1098, 1251, 1494, 1641, 1647, 2241, 2502, 3282, 3294, 3753, 4482, 4923, 5063, 7506, 8479, 9846, 10126, 11537, 14769, 15189, 16958, 23074, 25437, 29538, 30378, 33367, 34611, 45401, 45567, 50874, 66734, 69222, 76033, 76311, 90802, 91134, 100101, 103833, 136203, 136701, 152066, 152622, 200202, 207666, 228099, 228933, 272406, 273402, 300303, 311499, 408609, 456198, 457866, 600606, 622998, 684297, 703757, 817218, 900909, 1225827, 1368594, 1407514, 1801818, 2052891, 2111271, 2451654, 2769461, 4105782, 4222542, 4638013, 5538922, 6310739, 6333813, 8308383, 9276026, 12621478, 12667626, 13914039, 16616766, 18932217, 19001439, 24925149, 27828078, 37864434, 38002878, 41742117, 49850298, 56796651, 74775447, 83484234, 113593302, 125226351, 149550894, 170389953, 250452702, 340779906, 384955079, 769910158, 1154865237, 2309730474, 3464595711, 6929191422, 10393787133, 20787574266]

約数ペア:

[(1, 20787574266), (2, 10393787133), (3, 6929191422), (6, 3464595711), (9, 2309730474), (18, 1154865237), (27, 769910158), (54, 384955079), (61, 340779906), (83, 250452702), (122, 170389953), (139, 149550894), (166, 125226351), (183, 113593302), (249, 83484234), (278, 74775447), (366, 56796651), (417, 49850298), (498, 41742117), (547, 38002878), (549, 37864434), (747, 27828078), (834, 24925149), (1094, 19001439), (1098, 18932217), (1251, 16616766), (1494, 13914039), (1641, 12667626), (1647, 12621478), (2241, 9276026), (2502, 8308383), (3282, 6333813), (3294, 6310739), (3753, 5538922), (4482, 4638013), (4923, 4222542), (5063, 4105782), (7506, 2769461), (8479, 2451654), (9846, 2111271), (10126, 2052891), (11537, 1801818), (14769, 1407514), (15189, 1368594), (16958, 1225827), (23074, 900909), (25437, 817218), (29538, 703757), (30378, 684297), (33367, 622998), (34611, 600606), (45401, 457866), (45567, 456198), (50874, 408609), (66734, 311499), (69222, 300303), (76033, 273402), (76311, 272406), (90802, 228933), (91134, 228099), (100101, 207666), (103833, 200202), (136203, 152622), (136701, 152066)]