18782176

素因数分解:

$2^5\times 7^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 23795744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 191, 224, 382, 439, 764, 878, 1337, 1528, 1756, 2674, 3056, 3073, 3512, 5348, 6112, 6146, 7024, 10696, 12292, 14048, 21392, 24584, 42784, 49168, 83849, 98336, 167698, 335396, 586943, 670792, 1173886, 1341584, 2347772, 2683168, 4695544, 9391088, 18782176]

約数ペア:

[(1, 18782176), (2, 9391088), (4, 4695544), (7, 2683168), (8, 2347772), (14, 1341584), (16, 1173886), (28, 670792), (32, 586943), (56, 335396), (112, 167698), (191, 98336), (224, 83849), (382, 49168), (439, 42784), (764, 24584), (878, 21392), (1337, 14048), (1528, 12292), (1756, 10696), (2674, 7024), (3056, 6146), (3073, 6112), (3512, 5348)]