209933864

素因数分解:

$2^3\times 7^1\times {\mathrm{3748819}}^1$

素因数の和:3748832

約数の個数: 16

約数和(自身を含む): 449858400

約数和(自身を除く): 239924536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3748819, 7497638, 14995276, 26241733, 29990552, 52483466, 104966932, 209933864]

約数ペア:

[(1, 209933864), (2, 104966932), (4, 52483466), (7, 29990552), (8, 26241733), (14, 14995276), (28, 7497638), (56, 3748819)]