20172620194

素因数分解:

$2^1\times {\mathrm{647}}^1\times {\mathrm{1619}}^1\times {\mathrm{9629}}^1$

素因数の和:11897

約数の個数: 16

約数和(自身を含む): 30327566400

約数和(自身を除く): 10154946206

約数列:

[1, 2, 647, 1294, 1619, 3238, 9629, 19258, 1047493, 2094986, 6229963, 12459926, 15589351, 31178702, 10086310097, 20172620194]

約数ペア:

[(1, 20172620194), (2, 10086310097), (647, 31178702), (1294, 15589351), (1619, 12459926), (3238, 6229963), (9629, 2094986), (19258, 1047493)]