20496278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8707}}^1$

素因数の和:8827

約数の個数: 16

約数和(自身を含む): 33856704

約数和(自身を除く): 13360426

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 8707, 17414, 95777, 191554, 931649, 1863298, 10248139, 20496278]

約数ペア:

[(1, 20496278), (2, 10248139), (11, 1863298), (22, 931649), (107, 191554), (214, 95777), (1177, 17414), (2354, 8707)]