20624942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1409}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 33400080

約数和(自身を除く): 12775138

約数列:

[1, 2, 13, 26, 563, 1126, 1409, 2818, 7319, 14638, 18317, 36634, 793267, 1586534, 10312471, 20624942]

約数ペア:

[(1, 20624942), (2, 10312471), (13, 1586534), (26, 793267), (563, 36634), (1126, 18317), (1409, 14638), (2818, 7319)]