209917232

素因数分解:

$2^4\times 7^1\times {\mathrm{1874261}}^1$

素因数の和:1874276

約数の個数: 20

約数和(自身を含む): 464816976

約数和(自身を除く): 254899744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1874261, 3748522, 7497044, 13119827, 14994088, 26239654, 29988176, 52479308, 104958616, 209917232]

約数ペア:

[(1, 209917232), (2, 104958616), (4, 52479308), (7, 29988176), (8, 26239654), (14, 14994088), (16, 13119827), (28, 7497044), (56, 3748522), (112, 1874261)]