18914956

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13099}}^1$

素因数の和:13141

約数の個数: 18

約数和(自身を含む): 34937700

約数和(自身を除く): 16022744

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13099, 26198, 52396, 248881, 497762, 995524, 4728739, 9457478, 18914956]

約数ペア:

[(1, 18914956), (2, 9457478), (4, 4728739), (19, 995524), (38, 497762), (76, 248881), (361, 52396), (722, 26198), (1444, 13099)]