20554303

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1543}}^1$

素因数の和:1734

約数の個数: 16

約数和(自身を含む): 25790976

約数和(自身を除く): 5236673

約数列:

[1, 7, 11, 77, 173, 1211, 1543, 1903, 10801, 13321, 16973, 118811, 266939, 1868573, 2936329, 20554303]

約数ペア:

[(1, 20554303), (7, 2936329), (11, 1868573), (77, 266939), (173, 118811), (1211, 16973), (1543, 13321), (1903, 10801)]