209541584

素因数分解:

$2^4\times 7^1\times {\mathrm{1870907}}^1$

素因数の和:1870922

約数の個数: 20

約数和(自身を含む): 463985184

約数和(自身を除く): 254443600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1870907, 3741814, 7483628, 13096349, 14967256, 26192698, 29934512, 52385396, 104770792, 209541584]

約数ペア:

[(1, 209541584), (2, 104770792), (4, 52385396), (7, 29934512), (8, 26192698), (14, 14967256), (16, 13096349), (28, 7483628), (56, 3741814), (112, 1870907)]