990448

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:712

約数の個数: 20

約数和(自身を含む): 1940848

約数和(自身を除く): 950400

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 601, 824, 1202, 1648, 2404, 4808, 9616, 61903, 123806, 247612, 495224, 990448]

約数ペア:

[(1, 990448), (2, 495224), (4, 247612), (8, 123806), (16, 61903), (103, 9616), (206, 4808), (412, 2404), (601, 1648), (824, 1202)]