18978036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 61931520

約数和(自身を除く): 42953484

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 23, 28, 33, 38, 42, 44, 46, 47, 57, 66, 69, 76, 77, 84, 92, 94, 114, 132, 133, 138, 141, 154, 161, 188, 209, 228, 231, 253, 266, 276, 282, 308, 322, 329, 399, 418, 437, 462, 483, 506, 517, 532, 564, 627, 644, 658, 759, 798, 836, 874, 893, 924, 966, 987, 1012, 1034, 1081, 1254, 1311, 1316, 1463, 1518, 1551, 1596, 1748, 1771, 1786, 1932, 1974, 2068, 2162, 2508, 2622, 2679, 2926, 3036, 3059, 3102, 3243, 3542, 3572, 3619, 3948, 4324, 4389, 4807, 5244, 5313, 5358, 5852, 6118, 6204, 6251, 6486, 7084, 7238, 7567, 8778, 9177, 9614, 9823, 10626, 10716, 10857, 11891, 12236, 12502, 12972, 14421, 14476, 15134, 17556, 18354, 18753, 19228, 19646, 20539, 21252, 21714, 22701, 23782, 25004, 28842, 29469, 30268, 33649, 35673, 36708, 37506, 39292, 41078, 43428, 45402, 47564, 57684, 58938, 61617, 67298, 68761, 71346, 75012, 82156, 83237, 90804, 100947, 117876, 123234, 134596, 137522, 142692, 143773, 166474, 201894, 206283, 225929, 246468, 249711, 275044, 287546, 332948, 403788, 412566, 431319, 451858, 499422, 575092, 677787, 825132, 862638, 903716, 998844, 1355574, 1581503, 1725276, 2711148, 3163006, 4744509, 6326012, 9489018, 18978036]

約数ペア:

[(1, 18978036), (2, 9489018), (3, 6326012), (4, 4744509), (6, 3163006), (7, 2711148), (11, 1725276), (12, 1581503), (14, 1355574), (19, 998844), (21, 903716), (22, 862638), (23, 825132), (28, 677787), (33, 575092), (38, 499422), (42, 451858), (44, 431319), (46, 412566), (47, 403788), (57, 332948), (66, 287546), (69, 275044), (76, 249711), (77, 246468), (84, 225929), (92, 206283), (94, 201894), (114, 166474), (132, 143773), (133, 142692), (138, 137522), (141, 134596), (154, 123234), (161, 117876), (188, 100947), (209, 90804), (228, 83237), (231, 82156), (253, 75012), (266, 71346), (276, 68761), (282, 67298), (308, 61617), (322, 58938), (329, 57684), (399, 47564), (418, 45402), (437, 43428), (462, 41078), (483, 39292), (506, 37506), (517, 36708), (532, 35673), (564, 33649), (627, 30268), (644, 29469), (658, 28842), (759, 25004), (798, 23782), (836, 22701), (874, 21714), (893, 21252), (924, 20539), (966, 19646), (987, 19228), (1012, 18753), (1034, 18354), (1081, 17556), (1254, 15134), (1311, 14476), (1316, 14421), (1463, 12972), (1518, 12502), (1551, 12236), (1596, 11891), (1748, 10857), (1771, 10716), (1786, 10626), (1932, 9823), (1974, 9614), (2068, 9177), (2162, 8778), (2508, 7567), (2622, 7238), (2679, 7084), (2926, 6486), (3036, 6251), (3059, 6204), (3102, 6118), (3243, 5852), (3542, 5358), (3572, 5313), (3619, 5244), (3948, 4807), (4324, 4389)]