20948104

素因数分解:

$2^3\times {\mathrm{563}}^1\times {\mathrm{4651}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 39355920

約数和(自身を除く): 18407816

約数列:

[1, 2, 4, 8, 563, 1126, 2252, 4504, 4651, 9302, 18604, 37208, 2618513, 5237026, 10474052, 20948104]

約数ペア:

[(1, 20948104), (2, 10474052), (4, 5237026), (8, 2618513), (563, 37208), (1126, 18604), (2252, 9302), (4504, 4651)]