19521295

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 24082560

約数和(自身を除く): 4561265

約数列:

[1, 5, 73, 79, 365, 395, 677, 3385, 5767, 28835, 49421, 53483, 247105, 267415, 3904259, 19521295]

約数ペア:

[(1, 19521295), (5, 3904259), (73, 267415), (79, 247105), (365, 53483), (395, 49421), (677, 28835), (3385, 5767)]