18888943568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1\times {\mathrm{5407}}^1$

素因数の和:6312

約数の個数: 80

約数和(自身を含む): 41716187136

約数和(自身を除く): 22827243568

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 863, 1012, 1726, 2024, 3452, 4048, 5407, 6904, 9493, 10814, 13808, 18986, 19849, 21628, 37972, 39698, 43256, 59477, 75944, 79396, 86512, 118954, 124361, 151888, 158792, 218339, 237908, 248722, 317584, 436678, 475816, 497444, 873356, 951632, 994888, 1367971, 1746712, 1989776, 2735942, 3493424, 4666241, 5471884, 9332482, 10943768, 18664964, 21887536, 37329928, 51328651, 74659856, 102657302, 107323543, 205314604, 214647086, 410629208, 429294172, 821258416, 858588344, 1180558973, 1717176688, 2361117946, 4722235892, 9444471784, 18888943568]

約数ペア:

[(1, 18888943568), (2, 9444471784), (4, 4722235892), (8, 2361117946), (11, 1717176688), (16, 1180558973), (22, 858588344), (23, 821258416), (44, 429294172), (46, 410629208), (88, 214647086), (92, 205314604), (176, 107323543), (184, 102657302), (253, 74659856), (368, 51328651), (506, 37329928), (863, 21887536), (1012, 18664964), (1726, 10943768), (2024, 9332482), (3452, 5471884), (4048, 4666241), (5407, 3493424), (6904, 2735942), (9493, 1989776), (10814, 1746712), (13808, 1367971), (18986, 994888), (19849, 951632), (21628, 873356), (37972, 497444), (39698, 475816), (43256, 436678), (59477, 317584), (75944, 248722), (79396, 237908), (86512, 218339), (118954, 158792), (124361, 151888)]