209944336

素因数分解:

$2^4\times 7^1\times {\mathrm{1874503}}^1$

素因数の和:1874518

約数の個数: 20

約数和(自身を含む): 464876992

約数和(自身を除く): 254932656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1874503, 3749006, 7498012, 13121521, 14996024, 26243042, 29992048, 52486084, 104972168, 209944336]

約数ペア:

[(1, 209944336), (2, 104972168), (4, 52486084), (7, 29992048), (8, 26243042), (14, 14996024), (16, 13121521), (28, 7498012), (56, 3749006), (112, 1874503)]