20340072963

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1339661}}^1$

素因数の和:1339915

約数の個数: 24

約数和(自身を含む): 33716613216

約数和(自身を除く): 13376540253

約数列:

[1, 3, 7, 9, 21, 63, 241, 723, 1687, 2169, 5061, 15183, 1339661, 4018983, 9377627, 12056949, 28132881, 84398643, 322858301, 968574903, 2260008107, 2905724709, 6780024321, 20340072963]

約数ペア:

[(1, 20340072963), (3, 6780024321), (7, 2905724709), (9, 2260008107), (21, 968574903), (63, 322858301), (241, 84398643), (723, 28132881), (1687, 12056949), (2169, 9377627), (5061, 4018983), (15183, 1339661)]