19670890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5449}}^1$

素因数の和:5494

約数の個数: 24

約数和(自身を含む): 37376100

約数和(自身を除く): 17705210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5449, 10898, 27245, 54490, 103531, 207062, 517655, 1035310, 1967089, 3934178, 9835445, 19670890]

約数ペア:

[(1, 19670890), (2, 9835445), (5, 3934178), (10, 1967089), (19, 1035310), (38, 517655), (95, 207062), (190, 103531), (361, 54490), (722, 27245), (1805, 10898), (3610, 5449)]