20831292

素因数分解:

$2^2\times 3^2\times {\mathrm{578647}}^1$

素因数の和:578657

約数の個数: 18

約数和(自身を含む): 52656968

約数和(自身を除く): 31825676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578647, 1157294, 1735941, 2314588, 3471882, 5207823, 6943764, 10415646, 20831292]

約数ペア:

[(1, 20831292), (2, 10415646), (3, 6943764), (4, 5207823), (6, 3471882), (9, 2314588), (12, 1735941), (18, 1157294), (36, 578647)]