27891184

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{12541}}^1$

素因数の和:12688

約数の個数: 20

約数和(自身を含む): 54432280

約数和(自身を除く): 26541096

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 12541, 25082, 50164, 100328, 200656, 1743199, 3486398, 6972796, 13945592, 27891184]

約数ペア:

[(1, 27891184), (2, 13945592), (4, 6972796), (8, 3486398), (16, 1743199), (139, 200656), (278, 100328), (556, 50164), (1112, 25082), (2224, 12541)]