20118371588

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{996551}}^1$

素因数の和:996672

約数の個数: 36

約数和(自身を含む): 41352921792

約数和(自身を除く): 21234550204

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 5047, 10094, 20188, 996551, 1993102, 3986204, 6975857, 13951714, 27903428, 48830999, 97661998, 102644753, 195323996, 205289506, 410579012, 718513271, 1437026542, 2874053084, 5029592897, 10059185794, 20118371588]

約数ペア:

[(1, 20118371588), (2, 10059185794), (4, 5029592897), (7, 2874053084), (14, 1437026542), (28, 718513271), (49, 410579012), (98, 205289506), (103, 195323996), (196, 102644753), (206, 97661998), (412, 48830999), (721, 27903428), (1442, 13951714), (2884, 6975857), (5047, 3986204), (10094, 1993102), (20188, 996551)]