18864846

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 56448000

約数和(自身を除く): 37583154

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 349, 351, 378, 429, 462, 546, 594, 693, 698, 702, 819, 858, 1001, 1047, 1287, 1386, 1638, 2002, 2079, 2094, 2443, 2457, 2574, 3003, 3141, 3839, 3861, 4158, 4537, 4886, 4914, 6006, 6282, 7329, 7678, 7722, 9009, 9074, 9423, 11517, 13611, 14658, 18018, 18846, 21987, 23034, 26873, 27027, 27222, 31759, 34551, 40833, 43974, 49907, 53746, 54054, 63518, 65961, 69102, 80619, 81666, 95277, 99814, 103653, 122499, 131922, 149721, 161238, 190554, 207306, 241857, 244998, 285831, 299442, 349349, 449163, 483714, 571662, 698698, 725571, 857493, 898326, 1048047, 1347489, 1451142, 1714986, 2096094, 2694978, 3144141, 6288282, 9432423, 18864846]

約数ペア:

[(1, 18864846), (2, 9432423), (3, 6288282), (6, 3144141), (7, 2694978), (9, 2096094), (11, 1714986), (13, 1451142), (14, 1347489), (18, 1048047), (21, 898326), (22, 857493), (26, 725571), (27, 698698), (33, 571662), (39, 483714), (42, 449163), (54, 349349), (63, 299442), (66, 285831), (77, 244998), (78, 241857), (91, 207306), (99, 190554), (117, 161238), (126, 149721), (143, 131922), (154, 122499), (182, 103653), (189, 99814), (198, 95277), (231, 81666), (234, 80619), (273, 69102), (286, 65961), (297, 63518), (349, 54054), (351, 53746), (378, 49907), (429, 43974), (462, 40833), (546, 34551), (594, 31759), (693, 27222), (698, 27027), (702, 26873), (819, 23034), (858, 21987), (1001, 18846), (1047, 18018), (1287, 14658), (1386, 13611), (1638, 11517), (2002, 9423), (2079, 9074), (2094, 9009), (2443, 7722), (2457, 7678), (2574, 7329), (3003, 6282), (3141, 6006), (3839, 4914), (3861, 4886), (4158, 4537)]