19754147

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 23331840

約数和(自身を除く): 3577693

約数列:

[1, 7, 47, 97, 329, 619, 679, 4333, 4559, 29093, 31913, 60043, 203651, 420301, 2822021, 19754147]

約数ペア:

[(1, 19754147), (7, 2822021), (47, 420301), (97, 203651), (329, 60043), (619, 31913), (679, 29093), (4333, 4559)]