12877456

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{2069}}^1$

素因数の和:2466

約数の個数: 20

約数和(自身を含む): 25026300

約数和(自身を除く): 12148844

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 2069, 3112, 4138, 6224, 8276, 16552, 33104, 804841, 1609682, 3219364, 6438728, 12877456]

約数ペア:

[(1, 12877456), (2, 6438728), (4, 3219364), (8, 1609682), (16, 804841), (389, 33104), (778, 16552), (1556, 8276), (2069, 6224), (3112, 4138)]