15822872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 32114880

約数和(自身を除く): 16292008

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 353, 431, 706, 862, 1412, 1724, 2824, 3448, 4589, 5603, 9178, 11206, 18356, 22412, 36712, 44824, 152143, 304286, 608572, 1217144, 1977859, 3955718, 7911436, 15822872]

約数ペア:

[(1, 15822872), (2, 7911436), (4, 3955718), (8, 1977859), (13, 1217144), (26, 608572), (52, 304286), (104, 152143), (353, 44824), (431, 36712), (706, 22412), (862, 18356), (1412, 11206), (1724, 9178), (2824, 5603), (3448, 4589)]