20275784

素因数分解:

$2^3\times {\mathrm{1117}}^1\times {\mathrm{2269}}^1$

素因数の和:3392

約数の個数: 16

約数和(自身を含む): 38067900

約数和(自身を除く): 17792116

約数列:

[1, 2, 4, 8, 1117, 2234, 2269, 4468, 4538, 8936, 9076, 18152, 2534473, 5068946, 10137892, 20275784]

約数ペア:

[(1, 20275784), (2, 10137892), (4, 5068946), (8, 2534473), (1117, 18152), (2234, 9076), (2269, 8936), (4468, 4538)]