19159028

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1759}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 38438400

約数和(自身を除く): 19279372

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 1759, 2723, 3518, 5446, 7036, 10892, 12313, 24626, 49252, 684251, 1368502, 2737004, 4789757, 9579514, 19159028]

約数ペア:

[(1, 19159028), (2, 9579514), (4, 4789757), (7, 2737004), (14, 1368502), (28, 684251), (389, 49252), (778, 24626), (1556, 12313), (1759, 10892), (2723, 7036), (3518, 5446)]