20940884

素因数分解:

$2^2\times {\mathrm{751}}^1\times {\mathrm{6971}}^1$

素因数の和:7726

約数の個数: 12

約数和(自身を含む): 36700608

約数和(自身を除く): 15759724

約数列:

[1, 2, 4, 751, 1502, 3004, 6971, 13942, 27884, 5235221, 10470442, 20940884]

約数ペア:

[(1, 20940884), (2, 10470442), (4, 5235221), (751, 27884), (1502, 13942), (3004, 6971)]