20866384981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{704303}}^1$

素因数の和:704412

約数の個数: 16

約数和(自身を含む): 23427968256

約数和(自身を除く): 2561583275

約数列:

[1, 13, 43, 53, 559, 689, 2279, 29627, 704303, 9155939, 30285029, 37328059, 393705377, 485264767, 1605106537, 20866384981]

約数ペア:

[(1, 20866384981), (13, 1605106537), (43, 485264767), (53, 393705377), (559, 37328059), (689, 30285029), (2279, 9155939), (29627, 704303)]