20322918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 58426368

約数和(自身を除く): 38103450

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 43, 62, 63, 66, 77, 86, 93, 99, 121, 126, 129, 154, 186, 198, 217, 231, 242, 258, 279, 301, 341, 363, 387, 434, 462, 473, 558, 602, 651, 682, 693, 726, 774, 847, 903, 946, 1023, 1089, 1302, 1333, 1386, 1419, 1694, 1806, 1953, 2046, 2178, 2387, 2541, 2666, 2709, 2838, 3069, 3311, 3751, 3906, 3999, 4257, 4774, 5082, 5203, 5418, 6138, 6622, 7161, 7502, 7623, 7998, 8514, 9331, 9933, 10406, 11253, 11997, 14322, 14663, 15246, 15609, 18662, 19866, 21483, 22506, 23994, 26257, 27993, 29326, 29799, 31218, 33759, 36421, 42966, 43989, 46827, 52514, 55986, 59598, 67518, 72842, 78771, 83979, 87978, 93654, 102641, 109263, 131967, 157542, 161293, 167958, 205282, 218526, 236313, 263934, 307923, 322586, 327789, 472626, 483879, 615846, 655578, 923769, 967758, 1129051, 1451637, 1847538, 2258102, 2903274, 3387153, 6774306, 10161459, 20322918]

約数ペア:

[(1, 20322918), (2, 10161459), (3, 6774306), (6, 3387153), (7, 2903274), (9, 2258102), (11, 1847538), (14, 1451637), (18, 1129051), (21, 967758), (22, 923769), (31, 655578), (33, 615846), (42, 483879), (43, 472626), (62, 327789), (63, 322586), (66, 307923), (77, 263934), (86, 236313), (93, 218526), (99, 205282), (121, 167958), (126, 161293), (129, 157542), (154, 131967), (186, 109263), (198, 102641), (217, 93654), (231, 87978), (242, 83979), (258, 78771), (279, 72842), (301, 67518), (341, 59598), (363, 55986), (387, 52514), (434, 46827), (462, 43989), (473, 42966), (558, 36421), (602, 33759), (651, 31218), (682, 29799), (693, 29326), (726, 27993), (774, 26257), (847, 23994), (903, 22506), (946, 21483), (1023, 19866), (1089, 18662), (1302, 15609), (1333, 15246), (1386, 14663), (1419, 14322), (1694, 11997), (1806, 11253), (1953, 10406), (2046, 9933), (2178, 9331), (2387, 8514), (2541, 7998), (2666, 7623), (2709, 7502), (2838, 7161), (3069, 6622), (3311, 6138), (3751, 5418), (3906, 5203), (3999, 5082), (4257, 4774)]