20793668

素因数分解:

$2^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1459}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 41697600

約数和(自身を除く): 20903932

約数列:

[1, 2, 4, 7, 14, 28, 509, 1018, 1459, 2036, 2918, 3563, 5836, 7126, 10213, 14252, 20426, 40852, 742631, 1485262, 2970524, 5198417, 10396834, 20793668]

約数ペア:

[(1, 20793668), (2, 10396834), (4, 5198417), (7, 2970524), (14, 1485262), (28, 742631), (509, 40852), (1018, 20426), (1459, 14252), (2036, 10213), (2918, 7126), (3563, 5836)]