20796853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11743}}^1$

素因数の和:11784

約数の個数: 16

約数和(自身を含む): 27058176

約数和(自身を除く): 6261323

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 11743, 82201, 129173, 270089, 904211, 1890623, 2970979, 20796853]

約数ペア:

[(1, 20796853), (7, 2970979), (11, 1890623), (23, 904211), (77, 270089), (161, 129173), (253, 82201), (1771, 11743)]