20601746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6737}}^1$

素因数の和:6889

約数の個数: 16

約数和(自身を含む): 33959520

約数和(自身を除く): 13357774

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6737, 13474, 74107, 148214, 936443, 1872886, 10300873, 20601746]

約数ペア:

[(1, 20601746), (2, 10300873), (11, 1872886), (22, 936443), (139, 148214), (278, 74107), (1529, 13474), (3058, 6737)]