2001017656

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 4227708240

約数和(自身を除く): 2226690584

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 101, 121, 194, 202, 211, 242, 388, 404, 422, 484, 776, 808, 844, 968, 1067, 1111, 1688, 2134, 2222, 2321, 4268, 4444, 4642, 8536, 8888, 9284, 9797, 11737, 12221, 18568, 19594, 20467, 21311, 23474, 24442, 25531, 39188, 40934, 42622, 46948, 48884, 51062, 78376, 81868, 85244, 93896, 97768, 102124, 107767, 163736, 170488, 204248, 215534, 225137, 234421, 431068, 450274, 468842, 862136, 900548, 937684, 1185437, 1801096, 1875368, 2067167, 2370874, 2476507, 2578631, 4134334, 4741748, 4953014, 5157262, 8268668, 9483496, 9906028, 10314524, 16537336, 19812056, 20629048, 22738837, 45477674, 90955348, 181910696, 250127207, 500254414, 1000508828, 2001017656]

約数ペア:

[(1, 2001017656), (2, 1000508828), (4, 500254414), (8, 250127207), (11, 181910696), (22, 90955348), (44, 45477674), (88, 22738837), (97, 20629048), (101, 19812056), (121, 16537336), (194, 10314524), (202, 9906028), (211, 9483496), (242, 8268668), (388, 5157262), (404, 4953014), (422, 4741748), (484, 4134334), (776, 2578631), (808, 2476507), (844, 2370874), (968, 2067167), (1067, 1875368), (1111, 1801096), (1688, 1185437), (2134, 937684), (2222, 900548), (2321, 862136), (4268, 468842), (4444, 450274), (4642, 431068), (8536, 234421), (8888, 225137), (9284, 215534), (9797, 204248), (11737, 170488), (12221, 163736), (18568, 107767), (19594, 102124), (20467, 97768), (21311, 93896), (23474, 85244), (24442, 81868), (25531, 78376), (39188, 51062), (40934, 48884), (42622, 46948)]