20512120682

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{673}}^1\times {\mathrm{3469}}^1$

素因数の和:4358

約数の個数: 32

約数和(自身を含む): 32331294720

約数和(自身を除く): 11819174038

約数列:

[1, 2, 23, 46, 191, 382, 673, 1346, 3469, 4393, 6938, 8786, 15479, 30958, 79787, 128543, 159574, 257086, 662579, 1325158, 2334637, 2956489, 4669274, 5912978, 15239317, 30478634, 53696651, 107393302, 445915667, 891831334, 10256060341, 20512120682]

約数ペア:

[(1, 20512120682), (2, 10256060341), (23, 891831334), (46, 445915667), (191, 107393302), (382, 53696651), (673, 30478634), (1346, 15239317), (3469, 5912978), (4393, 4669274), (6938, 2956489), (8786, 2334637), (15479, 1325158), (30958, 662579), (79787, 257086), (128543, 159574)]