19941796

素因数分解:

$2^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1367}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 39989376

約数和(自身を除く): 20047580

約数列:

[1, 2, 4, 7, 14, 28, 521, 1042, 1367, 2084, 2734, 3647, 5468, 7294, 9569, 14588, 19138, 38276, 712207, 1424414, 2848828, 4985449, 9970898, 19941796]

約数ペア:

[(1, 19941796), (2, 9970898), (4, 4985449), (7, 2848828), (14, 1424414), (28, 712207), (521, 38276), (1042, 19138), (1367, 14588), (2084, 9569), (2734, 7294), (3647, 5468)]