20454935

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2143}}^1$

素因数の和:2254

約数の個数: 16

約数和(自身を含む): 25933824

約数和(自身を除く): 5478889

約数列:

[1, 5, 23, 83, 115, 415, 1909, 2143, 9545, 10715, 49289, 177869, 246445, 889345, 4090987, 20454935]

約数ペア:

[(1, 20454935), (5, 4090987), (23, 889345), (83, 246445), (115, 177869), (415, 49289), (1909, 10715), (2143, 9545)]