18534971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{577}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 22916544

約数和(自身を除く): 4381573

約数列:

[1, 7, 13, 91, 353, 577, 2471, 4039, 4589, 7501, 32123, 52507, 203681, 1425767, 2647853, 18534971]

約数ペア:

[(1, 18534971), (7, 2647853), (13, 1425767), (91, 203681), (353, 52507), (577, 32123), (2471, 7501), (4039, 4589)]