28918672

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{13003}}^1$

素因数の和:13150

約数の個数: 20

約数和(自身を含む): 56437360

約数和(自身を除く): 27518688

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 13003, 26006, 52012, 104024, 208048, 1807417, 3614834, 7229668, 14459336, 28918672]

約数ペア:

[(1, 28918672), (2, 14459336), (4, 7229668), (8, 3614834), (16, 1807417), (139, 208048), (278, 104024), (556, 52012), (1112, 26006), (2224, 13003)]