207994444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{390967}}^1$

素因数の和:390997

約数の個数: 24

約数和(自身を含む): 437884160

約数和(自身を除く): 229889716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 390967, 781934, 1563868, 2736769, 5473538, 7428373, 10947076, 14856746, 29713492, 51998611, 103997222, 207994444]

約数ペア:

[(1, 207994444), (2, 103997222), (4, 51998611), (7, 29713492), (14, 14856746), (19, 10947076), (28, 7428373), (38, 5473538), (76, 2736769), (133, 1563868), (266, 781934), (532, 390967)]