20707935

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 34864128

約数和(自身を除く): 14156193

約数列:

[1, 3, 5, 15, 23, 69, 115, 193, 311, 345, 579, 933, 965, 1555, 2895, 4439, 4665, 7153, 13317, 21459, 22195, 35765, 60023, 66585, 107295, 180069, 300115, 900345, 1380529, 4141587, 6902645, 20707935]

約数ペア:

[(1, 20707935), (3, 6902645), (5, 4141587), (15, 1380529), (23, 900345), (69, 300115), (115, 180069), (193, 107295), (311, 66585), (345, 60023), (579, 35765), (933, 22195), (965, 21459), (1555, 13317), (2895, 7153), (4439, 4665)]