19801821336

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{70297}}^1$

素因数の和:70425

約数の個数: 96

約数和(自身を含む): 54975847920

約数和(自身を除く): 35174026584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 97, 121, 132, 194, 242, 264, 291, 363, 388, 484, 582, 726, 776, 968, 1067, 1164, 1452, 2134, 2328, 2904, 3201, 4268, 6402, 8536, 11737, 12804, 23474, 25608, 35211, 46948, 70297, 70422, 93896, 140594, 140844, 210891, 281188, 281688, 421782, 562376, 773267, 843564, 1546534, 1687128, 2319801, 3093068, 4639602, 6186136, 6818809, 8505937, 9279204, 13637618, 17011874, 18558408, 20456427, 25517811, 27275236, 34023748, 40912854, 51035622, 54550472, 68047496, 75006899, 81825708, 102071244, 150013798, 163651416, 204142488, 225020697, 300027596, 450041394, 600055192, 825075889, 900082788, 1650151778, 1800165576, 2475227667, 3300303556, 4950455334, 6600607112, 9900910668, 19801821336]

約数ペア:

[(1, 19801821336), (2, 9900910668), (3, 6600607112), (4, 4950455334), (6, 3300303556), (8, 2475227667), (11, 1800165576), (12, 1650151778), (22, 900082788), (24, 825075889), (33, 600055192), (44, 450041394), (66, 300027596), (88, 225020697), (97, 204142488), (121, 163651416), (132, 150013798), (194, 102071244), (242, 81825708), (264, 75006899), (291, 68047496), (363, 54550472), (388, 51035622), (484, 40912854), (582, 34023748), (726, 27275236), (776, 25517811), (968, 20456427), (1067, 18558408), (1164, 17011874), (1452, 13637618), (2134, 9279204), (2328, 8505937), (2904, 6818809), (3201, 6186136), (4268, 4639602), (6402, 3093068), (8536, 2319801), (11737, 1687128), (12804, 1546534), (23474, 843564), (25608, 773267), (35211, 562376), (46948, 421782), (70297, 281688), (70422, 281188), (93896, 210891), (140594, 140844)]