20188077296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66408149}}^1$

素因数の和:66408176

約数の個数: 20

約数和(自身を含む): 41173053000

約数和(自身を除く): 20984975704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66408149, 132816298, 265632596, 531265192, 1062530384, 1261754831, 2523509662, 5047019324, 10094038648, 20188077296]

約数ペア:

[(1, 20188077296), (2, 10094038648), (4, 5047019324), (8, 2523509662), (16, 1261754831), (19, 1062530384), (38, 531265192), (76, 265632596), (152, 132816298), (304, 66408149)]