20297576

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15013}}^1$

素因数の和:15045

約数の個数: 24

約数和(自身を含む): 41213430

約数和(自身を除く): 20915854

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15013, 30026, 60052, 120104, 195169, 390338, 780676, 1561352, 2537197, 5074394, 10148788, 20297576]

約数ペア:

[(1, 20297576), (2, 10148788), (4, 5074394), (8, 2537197), (13, 1561352), (26, 780676), (52, 390338), (104, 195169), (169, 120104), (338, 60052), (676, 30026), (1352, 15013)]