19762974

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 56448000

約数和(自身を除く): 36685026

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 97, 98, 99, 126, 147, 154, 189, 194, 198, 231, 291, 294, 297, 343, 378, 441, 462, 539, 582, 594, 679, 686, 693, 873, 882, 1029, 1067, 1078, 1323, 1358, 1386, 1617, 1746, 2037, 2058, 2079, 2134, 2619, 2646, 3087, 3201, 3234, 3773, 4074, 4158, 4753, 4851, 5238, 6111, 6174, 6402, 7469, 7546, 9261, 9506, 9603, 9702, 11319, 12222, 14259, 14553, 14938, 18333, 18522, 19206, 22407, 22638, 28518, 28809, 29106, 33271, 33957, 36666, 42777, 44814, 52283, 57618, 66542, 67221, 67914, 85554, 99813, 101871, 104566, 128331, 134442, 156849, 199626, 201663, 203742, 256662, 299439, 313698, 365981, 403326, 470547, 598878, 731962, 898317, 941094, 1097943, 1411641, 1796634, 2195886, 2823282, 3293829, 6587658, 9881487, 19762974]

約数ペア:

[(1, 19762974), (2, 9881487), (3, 6587658), (6, 3293829), (7, 2823282), (9, 2195886), (11, 1796634), (14, 1411641), (18, 1097943), (21, 941094), (22, 898317), (27, 731962), (33, 598878), (42, 470547), (49, 403326), (54, 365981), (63, 313698), (66, 299439), (77, 256662), (97, 203742), (98, 201663), (99, 199626), (126, 156849), (147, 134442), (154, 128331), (189, 104566), (194, 101871), (198, 99813), (231, 85554), (291, 67914), (294, 67221), (297, 66542), (343, 57618), (378, 52283), (441, 44814), (462, 42777), (539, 36666), (582, 33957), (594, 33271), (679, 29106), (686, 28809), (693, 28518), (873, 22638), (882, 22407), (1029, 19206), (1067, 18522), (1078, 18333), (1323, 14938), (1358, 14553), (1386, 14259), (1617, 12222), (1746, 11319), (2037, 9702), (2058, 9603), (2079, 9506), (2134, 9261), (2619, 7546), (2646, 7469), (3087, 6402), (3201, 6174), (3234, 6111), (3773, 5238), (4074, 4851), (4158, 4753)]