20805543344

素因数分解:

$2^4\times {\mathrm{3769}}^1\times {\mathrm{345011}}^1$

素因数の和:348788

約数の個数: 20

約数和(自身を含む): 40321552440

約数和(自身を除く): 19516009096

約数列:

[1, 2, 4, 8, 16, 3769, 7538, 15076, 30152, 60304, 345011, 690022, 1380044, 2760088, 5520176, 1300346459, 2600692918, 5201385836, 10402771672, 20805543344]

約数ペア:

[(1, 20805543344), (2, 10402771672), (4, 5201385836), (8, 2600692918), (16, 1300346459), (3769, 5520176), (7538, 2760088), (15076, 1380044), (30152, 690022), (60304, 345011)]