20009136105

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21173689}}^1$

素因数の和:21173710

約数の個数: 32

約数和(自身を含む): 40653484800

約数和(自身を除く): 20644348695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21173689, 63521067, 105868445, 148215823, 190563201, 317605335, 444647469, 571689603, 741079115, 952816005, 1333942407, 2223237345, 2858448015, 4001827221, 6669712035, 20009136105]

約数ペア:

[(1, 20009136105), (3, 6669712035), (5, 4001827221), (7, 2858448015), (9, 2223237345), (15, 1333942407), (21, 952816005), (27, 741079115), (35, 571689603), (45, 444647469), (63, 317605335), (105, 190563201), (135, 148215823), (189, 105868445), (315, 63521067), (945, 21173689)]