19149663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 29666560

約数和(自身を除く): 10516897

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 601, 741, 817, 1677, 1803, 2451, 7813, 10621, 11419, 23439, 25843, 31863, 34257, 77529, 148447, 335959, 445341, 491017, 1007877, 1473051, 6383221, 19149663]

約数ペア:

[(1, 19149663), (3, 6383221), (13, 1473051), (19, 1007877), (39, 491017), (43, 445341), (57, 335959), (129, 148447), (247, 77529), (559, 34257), (601, 31863), (741, 25843), (817, 23439), (1677, 11419), (1803, 10621), (2451, 7813)]