18966475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4057}}^1$

素因数の和:4095

約数の個数: 24

約数和(自身を含む): 27172368

約数和(自身を除く): 8205893

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4057, 4675, 20285, 44627, 68969, 101425, 223135, 344845, 758659, 1115675, 1724225, 3793295, 18966475]

約数ペア:

[(1, 18966475), (5, 3793295), (11, 1724225), (17, 1115675), (25, 758659), (55, 344845), (85, 223135), (187, 101425), (275, 68969), (425, 44627), (935, 20285), (4057, 4675)]