18769758046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 32710849920

約数和(自身を除く): 13941091874

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 79, 158, 257, 403, 481, 514, 806, 961, 962, 1027, 1147, 1922, 2054, 2294, 2449, 2923, 3341, 4898, 5846, 6682, 7967, 9509, 12493, 14911, 15934, 19018, 20303, 24986, 29822, 31837, 35557, 37999, 40606, 63674, 71114, 75919, 75998, 90613, 103571, 123617, 151838, 181226, 207142, 246977, 247234, 263939, 294779, 462241, 493954, 527878, 589558, 629393, 751211, 924482, 986947, 1177969, 1258786, 1502422, 1973894, 2355938, 2809003, 3210701, 3832127, 5618006, 6421402, 7664254, 8182109, 9138149, 9765743, 16364218, 18276298, 19511183, 19531486, 23287541, 36517039, 39022366, 46575082, 73034078, 118795937, 237591874, 253645379, 302738033, 507290758, 605476066, 721913771, 1443827542, 9384879023, 18769758046]

約数ペア:

[(1, 18769758046), (2, 9384879023), (13, 1443827542), (26, 721913771), (31, 605476066), (37, 507290758), (62, 302738033), (74, 253645379), (79, 237591874), (158, 118795937), (257, 73034078), (403, 46575082), (481, 39022366), (514, 36517039), (806, 23287541), (961, 19531486), (962, 19511183), (1027, 18276298), (1147, 16364218), (1922, 9765743), (2054, 9138149), (2294, 8182109), (2449, 7664254), (2923, 6421402), (3341, 5618006), (4898, 3832127), (5846, 3210701), (6682, 2809003), (7967, 2355938), (9509, 1973894), (12493, 1502422), (14911, 1258786), (15934, 1177969), (19018, 986947), (20303, 924482), (24986, 751211), (29822, 629393), (31837, 589558), (35557, 527878), (37999, 493954), (40606, 462241), (63674, 294779), (71114, 263939), (75919, 247234), (75998, 246977), (90613, 207142), (103571, 181226), (123617, 151838)]