20828748

素因数分解:

$2^2\times 3^1\times {\mathrm{563}}^1\times {\mathrm{3083}}^1$

素因数の和:3653

約数の個数: 24

約数和(自身を含む): 48702528

約数和(自身を除く): 27873780

約数列:

[1, 2, 3, 4, 6, 12, 563, 1126, 1689, 2252, 3083, 3378, 6166, 6756, 9249, 12332, 18498, 36996, 1735729, 3471458, 5207187, 6942916, 10414374, 20828748]

約数ペア:

[(1, 20828748), (2, 10414374), (3, 6942916), (4, 5207187), (6, 3471458), (12, 1735729), (563, 36996), (1126, 18498), (1689, 12332), (2252, 9249), (3083, 6756), (3378, 6166)]