2654576

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:920

約数の個数: 20

約数和(自身を含む): 5171544

約数和(自身を除く): 2516968

約数列:

[1, 2, 4, 8, 16, 251, 502, 661, 1004, 1322, 2008, 2644, 4016, 5288, 10576, 165911, 331822, 663644, 1327288, 2654576]

約数ペア:

[(1, 2654576), (2, 1327288), (4, 663644), (8, 331822), (16, 165911), (251, 10576), (502, 5288), (661, 4016), (1004, 2644), (1322, 2008)]