20340089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13903}}^1$

素因数の和:13940

約数の個数: 16

約数和(自身を含む): 26695680

約数和(自身を除く): 6355591

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 13903, 97321, 152933, 264157, 1070531, 1849099, 2905727, 20340089]

約数ペア:

[(1, 20340089), (7, 2905727), (11, 1849099), (19, 1070531), (77, 264157), (133, 152933), (209, 97321), (1463, 13903)]