19906935

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32369}}^1$

素因数の和:32418

約数の個数: 16

約数和(自身を含む): 32628960

約数和(自身を除く): 12722025

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 32369, 97107, 161845, 485535, 1327129, 3981387, 6635645, 19906935]

約数ペア:

[(1, 19906935), (3, 6635645), (5, 3981387), (15, 1327129), (41, 485535), (123, 161845), (205, 97107), (615, 32369)]