20804938396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1354841}}^1$

素因数の和:1355205

約数の個数: 24

約数和(自身を含む): 39832354800

約数和(自身を除く): 19027416404

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1396, 3839, 7678, 15356, 1354841, 2709682, 5419364, 14903251, 29806502, 59613004, 472839509, 945679018, 1891358036, 5201234599, 10402469198, 20804938396]

約数ペア:

[(1, 20804938396), (2, 10402469198), (4, 5201234599), (11, 1891358036), (22, 945679018), (44, 472839509), (349, 59613004), (698, 29806502), (1396, 14903251), (3839, 5419364), (7678, 2709682), (15356, 1354841)]