208045516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{391063}}^1$

素因数の和:391093

約数の個数: 24

約数和(自身を含む): 437991680

約数和(自身を除く): 229946164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 391063, 782126, 1564252, 2737441, 5474882, 7430197, 10949764, 14860394, 29720788, 52011379, 104022758, 208045516]

約数ペア:

[(1, 208045516), (2, 104022758), (4, 52011379), (7, 29720788), (14, 14860394), (19, 10949764), (28, 7430197), (38, 5474882), (76, 2737441), (133, 1564252), (266, 782126), (532, 391063)]