12789584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42071}}^1$

素因数の和:42098

約数の個数: 20

約数和(自身を含む): 26084640

約数和(自身を除く): 13295056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42071, 84142, 168284, 336568, 673136, 799349, 1598698, 3197396, 6394792, 12789584]

約数ペア:

[(1, 12789584), (2, 6394792), (4, 3197396), (8, 1598698), (16, 799349), (19, 673136), (38, 336568), (76, 168284), (152, 84142), (304, 42071)]