19833282

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 51148800

約数和(自身を除く): 31315518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 126, 142, 189, 213, 378, 426, 497, 639, 739, 994, 1278, 1478, 1491, 1917, 2217, 2982, 3834, 4434, 4473, 5173, 6651, 8946, 10346, 13302, 13419, 15519, 19953, 26838, 31038, 39906, 46557, 52469, 93114, 104938, 139671, 157407, 279342, 314814, 367283, 472221, 734566, 944442, 1101849, 1416663, 2203698, 2833326, 3305547, 6611094, 9916641, 19833282]

約数ペア:

[(1, 19833282), (2, 9916641), (3, 6611094), (6, 3305547), (7, 2833326), (9, 2203698), (14, 1416663), (18, 1101849), (21, 944442), (27, 734566), (42, 472221), (54, 367283), (63, 314814), (71, 279342), (126, 157407), (142, 139671), (189, 104938), (213, 93114), (378, 52469), (426, 46557), (497, 39906), (639, 31038), (739, 26838), (994, 19953), (1278, 15519), (1478, 13419), (1491, 13302), (1917, 10346), (2217, 8946), (2982, 6651), (3834, 5173), (4434, 4473)]