20552570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 38886912

約数和(自身を除く): 18334342

約数列:

[1, 2, 5, 10, 23, 46, 115, 193, 230, 386, 463, 926, 965, 1930, 2315, 4439, 4630, 8878, 10649, 21298, 22195, 44390, 53245, 89359, 106490, 178718, 446795, 893590, 2055257, 4110514, 10276285, 20552570]

約数ペア:

[(1, 20552570), (2, 10276285), (5, 4110514), (10, 2055257), (23, 893590), (46, 446795), (115, 178718), (193, 106490), (230, 89359), (386, 53245), (463, 44390), (926, 22195), (965, 21298), (1930, 10649), (2315, 8878), (4439, 4630)]