2020403889

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1034513}}^1$

素因数の和:1034557

約数の個数: 24

約数和(自身を含む): 3442862592

約数和(自身を除く): 1422458703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1034513, 3103539, 7241591, 9310617, 21724773, 32069903, 65174319, 96209709, 224489321, 288629127, 673467963, 2020403889]

約数ペア:

[(1, 2020403889), (3, 673467963), (7, 288629127), (9, 224489321), (21, 96209709), (31, 65174319), (63, 32069903), (93, 21724773), (217, 9310617), (279, 7241591), (651, 3103539), (1953, 1034513)]