18478614

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 50429952

約数和(自身を除く): 31951338

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 37, 42, 46, 47, 66, 69, 74, 77, 94, 111, 138, 141, 154, 161, 222, 231, 253, 259, 282, 322, 329, 407, 462, 483, 506, 517, 518, 658, 759, 777, 814, 851, 966, 987, 1034, 1081, 1221, 1518, 1551, 1554, 1702, 1739, 1771, 1974, 2162, 2442, 2553, 2849, 3102, 3243, 3478, 3542, 3619, 5106, 5217, 5313, 5698, 5957, 6486, 7238, 7567, 8547, 9361, 10434, 10626, 10857, 11891, 11914, 12173, 15134, 17094, 17871, 18722, 19129, 21714, 22701, 23782, 24346, 28083, 35673, 35742, 36519, 38258, 39997, 45402, 56166, 57387, 65527, 71346, 73038, 79994, 83237, 114774, 119991, 131054, 133903, 166474, 196581, 239982, 249711, 267806, 279979, 393162, 401709, 439967, 499422, 559958, 803418, 839937, 879934, 1319901, 1679874, 2639802, 3079769, 6159538, 9239307, 18478614]

約数ペア:

[(1, 18478614), (2, 9239307), (3, 6159538), (6, 3079769), (7, 2639802), (11, 1679874), (14, 1319901), (21, 879934), (22, 839937), (23, 803418), (33, 559958), (37, 499422), (42, 439967), (46, 401709), (47, 393162), (66, 279979), (69, 267806), (74, 249711), (77, 239982), (94, 196581), (111, 166474), (138, 133903), (141, 131054), (154, 119991), (161, 114774), (222, 83237), (231, 79994), (253, 73038), (259, 71346), (282, 65527), (322, 57387), (329, 56166), (407, 45402), (462, 39997), (483, 38258), (506, 36519), (517, 35742), (518, 35673), (658, 28083), (759, 24346), (777, 23782), (814, 22701), (851, 21714), (966, 19129), (987, 18722), (1034, 17871), (1081, 17094), (1221, 15134), (1518, 12173), (1551, 11914), (1554, 11891), (1702, 10857), (1739, 10626), (1771, 10434), (1974, 9361), (2162, 8547), (2442, 7567), (2553, 7238), (2849, 6486), (3102, 5957), (3243, 5698), (3478, 5313), (3542, 5217), (3619, 5106)]