20397005278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{22447}}^1\times {\mathrm{34949}}^1$

素因数の和:57411

約数の個数: 16

約数和(自身を含む): 32951419200

約数和(自身を除く): 12554413922

約数列:

[1, 2, 13, 26, 22447, 34949, 44894, 69898, 291811, 454337, 583622, 908674, 784500203, 1569000406, 10198502639, 20397005278]

約数ペア:

[(1, 20397005278), (2, 10198502639), (13, 1569000406), (26, 784500203), (22447, 908674), (34949, 583622), (44894, 454337), (69898, 291811)]