1640697866

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1\times {\mathrm{3803}}^1$

素因数の和:5893

約数の個数: 16

約数和(自身を含む): 2485533600

約数和(自身を除く): 844835734

約数列:

[1, 2, 109, 218, 1979, 3803, 3958, 7606, 215711, 414527, 431422, 829054, 7526137, 15052274, 820348933, 1640697866]

約数ペア:

[(1, 1640697866), (2, 820348933), (109, 15052274), (218, 7526137), (1979, 829054), (3803, 431422), (3958, 414527), (7606, 215711)]