220047146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{24943}}^1$

素因数の和:25357

約数の個数: 16

約数和(自身を含む): 360989568

約数和(自身を除く): 140942422

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 24943, 49886, 274373, 548746, 10002143, 20004286, 110023573, 220047146]

約数ペア:

[(1, 220047146), (2, 110023573), (11, 20004286), (22, 10002143), (401, 548746), (802, 274373), (4411, 49886), (8822, 24943)]