20893708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{474857}}^1$

素因数の和:474872

約数の個数: 12

約数和(自身を含む): 39888072

約数和(自身を除く): 18994364

約数列:

[1, 2, 4, 11, 22, 44, 474857, 949714, 1899428, 5223427, 10446854, 20893708]

約数ペア:

[(1, 20893708), (2, 10446854), (4, 5223427), (11, 1899428), (22, 949714), (44, 474857)]