20785068

素因数分解:

$2^2\times 3^2\times {\mathrm{577363}}^1$

素因数の和:577373

約数の個数: 18

約数和(自身を含む): 52540124

約数和(自身を除く): 31755056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 577363, 1154726, 1732089, 2309452, 3464178, 5196267, 6928356, 10392534, 20785068]

約数ペア:

[(1, 20785068), (2, 10392534), (3, 6928356), (4, 5196267), (6, 3464178), (9, 2309452), (12, 1732089), (18, 1154726), (36, 577363)]