20348419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{719}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 4811261

約数列:

[1, 7, 13, 91, 311, 719, 2177, 4043, 5033, 9347, 28301, 65429, 223609, 1565263, 2906917, 20348419]

約数ペア:

[(1, 20348419), (7, 2906917), (13, 1565263), (91, 223609), (311, 65429), (719, 28301), (2177, 9347), (4043, 5033)]