19862155

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1063}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 24744384

約数和(自身を除く): 4882229

約数列:

[1, 5, 37, 101, 185, 505, 1063, 3737, 5315, 18685, 39331, 107363, 196655, 536815, 3972431, 19862155]

約数ペア:

[(1, 19862155), (5, 3972431), (37, 536815), (101, 196655), (185, 107363), (505, 39331), (1063, 18685), (3737, 5315)]