19397826

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7331}}^1$

素因数の和:7356

約数の個数: 48

約数和(自身を含む): 50150880

約数和(自身を除く): 30753054

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7331, 14662, 21993, 43986, 51317, 65979, 102634, 131958, 153951, 197937, 307902, 359219, 395874, 461853, 718438, 923706, 1077657, 1385559, 2155314, 2771118, 3232971, 6465942, 9698913, 19397826]

約数ペア:

[(1, 19397826), (2, 9698913), (3, 6465942), (6, 3232971), (7, 2771118), (9, 2155314), (14, 1385559), (18, 1077657), (21, 923706), (27, 718438), (42, 461853), (49, 395874), (54, 359219), (63, 307902), (98, 197937), (126, 153951), (147, 131958), (189, 102634), (294, 65979), (378, 51317), (441, 43986), (882, 21993), (1323, 14662), (2646, 7331)]