19790912

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{2837}}^1$

素因数の和:2958

約数の個数: 28

約数和(自身を含む): 39646860

約数和(自身を除く): 19855948

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 2837, 3488, 5674, 6976, 11348, 22696, 45392, 90784, 181568, 309233, 618466, 1236932, 2473864, 4947728, 9895456, 19790912]

約数ペア:

[(1, 19790912), (2, 9895456), (4, 4947728), (8, 2473864), (16, 1236932), (32, 618466), (64, 309233), (109, 181568), (218, 90784), (436, 45392), (872, 22696), (1744, 11348), (2837, 6976), (3488, 5674)]