20456077844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1409209}}^1$

素因数の和:1409423

約数の個数: 24

約数和(自身を含む): 37879564800

約数和(自身を除く): 17423486956

約数列:

[1, 2, 4, 19, 38, 76, 191, 382, 764, 3629, 7258, 14516, 1409209, 2818418, 5636836, 26774971, 53549942, 107099884, 269158919, 538317838, 1076635676, 5114019461, 10228038922, 20456077844]

約数ペア:

[(1, 20456077844), (2, 10228038922), (4, 5114019461), (19, 1076635676), (38, 538317838), (76, 269158919), (191, 107099884), (382, 53549942), (764, 26774971), (3629, 5636836), (7258, 2818418), (14516, 1409209)]