18810652

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 39359488

約数和(自身を除く): 20548836

約数列:

[1, 2, 4, 7, 14, 28, 37, 67, 74, 134, 148, 259, 268, 271, 469, 518, 542, 938, 1036, 1084, 1876, 1897, 2479, 3794, 4958, 7588, 9916, 10027, 17353, 18157, 20054, 34706, 36314, 40108, 69412, 70189, 72628, 127099, 140378, 254198, 280756, 508396, 671809, 1343618, 2687236, 4702663, 9405326, 18810652]

約数ペア:

[(1, 18810652), (2, 9405326), (4, 4702663), (7, 2687236), (14, 1343618), (28, 671809), (37, 508396), (67, 280756), (74, 254198), (134, 140378), (148, 127099), (259, 72628), (268, 70189), (271, 69412), (469, 40108), (518, 36314), (542, 34706), (938, 20054), (1036, 18157), (1084, 17353), (1876, 10027), (1897, 9916), (2479, 7588), (3794, 4958)]