20961004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5557}}^1$

素因数の和:5625

約数の個数: 24

約数和(自身を含む): 39217248

約数和(自身を除く): 18256244

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5557, 11114, 22228, 127811, 227837, 255622, 455674, 511244, 911348, 5240251, 10480502, 20961004]

約数ペア:

[(1, 20961004), (2, 10480502), (4, 5240251), (23, 911348), (41, 511244), (46, 455674), (82, 255622), (92, 227837), (164, 127811), (943, 22228), (1886, 11114), (3772, 5557)]