18980493917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1321}}^1\times {\mathrm{186601}}^1$

素因数の和:187940

約数の個数: 16

約数和(自身を含む): 23682033024

約数和(自身を除く): 4701539107

約数列:

[1, 7, 11, 77, 1321, 9247, 14531, 101717, 186601, 1306207, 2052611, 14368277, 246499921, 1725499447, 2711499131, 18980493917]

約数ペア:

[(1, 18980493917), (7, 2711499131), (11, 1725499447), (77, 246499921), (1321, 14368277), (9247, 2052611), (14531, 1306207), (101717, 186601)]