20691612

素因数分解:

$2^2\times 3^4\times {\mathrm{63863}}^1$

素因数の和:63879

約数の個数: 30

約数和(自身を含む): 54092808

約数和(自身を除く): 33401196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63863, 127726, 191589, 255452, 383178, 574767, 766356, 1149534, 1724301, 2299068, 3448602, 5172903, 6897204, 10345806, 20691612]

約数ペア:

[(1, 20691612), (2, 10345806), (3, 6897204), (4, 5172903), (6, 3448602), (9, 2299068), (12, 1724301), (18, 1149534), (27, 766356), (36, 574767), (54, 383178), (81, 255452), (108, 191589), (162, 127726), (324, 63863)]