20760267

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4007}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 30396672

約数和(自身を除く): 9636405

約数列:

[1, 3, 11, 33, 157, 471, 1727, 4007, 5181, 12021, 44077, 132231, 629099, 1887297, 6920089, 20760267]

約数ペア:

[(1, 20760267), (3, 6920089), (11, 1887297), (33, 629099), (157, 132231), (471, 44077), (1727, 12021), (4007, 5181)]