20129670916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{264864091}}^1$

素因数の和:264864114

約数の個数: 12

約数和(自身を含む): 37080972880

約数和(自身を除く): 16951301964

約数列:

[1, 2, 4, 19, 38, 76, 264864091, 529728182, 1059456364, 5032417729, 10064835458, 20129670916]

約数ペア:

[(1, 20129670916), (2, 10064835458), (4, 5032417729), (19, 1059456364), (38, 529728182), (76, 264864091)]