208198732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{391351}}^1$

素因数の和:391381

約数の個数: 24

約数和(自身を含む): 438314240

約数和(自身を除く): 230115508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 391351, 782702, 1565404, 2739457, 5478914, 7435669, 10957828, 14871338, 29742676, 52049683, 104099366, 208198732]

約数ペア:

[(1, 208198732), (2, 104099366), (4, 52049683), (7, 29742676), (14, 14871338), (19, 10957828), (28, 7435669), (38, 5478914), (76, 2739457), (133, 1565404), (266, 782702), (532, 391351)]