20845527

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1423}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 29391360

約数和(自身を除く): 8545833

約数列:

[1, 3, 19, 57, 257, 771, 1423, 4269, 4883, 14649, 27037, 81111, 365711, 1097133, 6948509, 20845527]

約数ペア:

[(1, 20845527), (3, 6948509), (19, 1097133), (57, 365711), (257, 81111), (771, 27037), (1423, 14649), (4269, 4883)]