20176490865

素因数分解:

$3^1\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{689441}}^1$

素因数の和:691400

約数の個数: 16

約数和(自身を含む): 32298978816

約数和(自身を除く): 12122487951

約数列:

[1, 3, 5, 15, 1951, 5853, 9755, 29265, 689441, 2068323, 3447205, 10341615, 1345099391, 4035298173, 6725496955, 20176490865]

約数ペア:

[(1, 20176490865), (3, 6725496955), (5, 4035298173), (15, 1345099391), (1951, 10341615), (5853, 3447205), (9755, 2068323), (29265, 689441)]