20100976

素因数分解:

$2^4\times 7^2\times {\mathrm{25639}}^1$

素因数の和:25661

約数の個数: 30

約数和(自身を含む): 45305880

約数和(自身を除く): 25204904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25639, 51278, 102556, 179473, 205112, 358946, 410224, 717892, 1256311, 1435784, 2512622, 2871568, 5025244, 10050488, 20100976]

約数ペア:

[(1, 20100976), (2, 10050488), (4, 5025244), (7, 2871568), (8, 2512622), (14, 1435784), (16, 1256311), (28, 717892), (49, 410224), (56, 358946), (98, 205112), (112, 179473), (196, 102556), (392, 51278), (784, 25639)]