20462449

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 25900800

約数和(自身を除く): 5438351

約数列:

[1, 7, 19, 31, 49, 133, 217, 589, 709, 931, 1519, 4123, 4963, 13471, 21979, 28861, 34741, 94297, 153853, 417601, 660079, 1076971, 2923207, 20462449]

約数ペア:

[(1, 20462449), (7, 2923207), (19, 1076971), (31, 660079), (49, 417601), (133, 153853), (217, 94297), (589, 34741), (709, 28861), (931, 21979), (1519, 13471), (4123, 4963)]