20190640316

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{851351}}^1$

素因数の和:851391

約数の個数: 54

約数和(自身を含む): 45178696584

約数和(自身を除く): 24988056268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3388, 5929, 11858, 23716, 851351, 1702702, 3405404, 5959457, 9364861, 11918914, 18729722, 23837828, 37459444, 41716199, 65554027, 83432398, 103013471, 131108054, 166864796, 206026942, 262216108, 412053884, 458878189, 721094297, 917756378, 1442188594, 1835512756, 2884377188, 5047660079, 10095320158, 20190640316]

約数ペア:

[(1, 20190640316), (2, 10095320158), (4, 5047660079), (7, 2884377188), (11, 1835512756), (14, 1442188594), (22, 917756378), (28, 721094297), (44, 458878189), (49, 412053884), (77, 262216108), (98, 206026942), (121, 166864796), (154, 131108054), (196, 103013471), (242, 83432398), (308, 65554027), (484, 41716199), (539, 37459444), (847, 23837828), (1078, 18729722), (1694, 11918914), (2156, 9364861), (3388, 5959457), (5929, 3405404), (11858, 1702702), (23716, 851351)]