18906667

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1709}}^1$

素因数の和:1782

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 2926613

約数列:

[1, 13, 23, 37, 299, 481, 851, 1709, 11063, 22217, 39307, 63233, 510991, 822029, 1454359, 18906667]

約数ペア:

[(1, 18906667), (13, 1454359), (23, 822029), (37, 510991), (299, 63233), (481, 39307), (851, 22217), (1709, 11063)]