87181616

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{115933}}^1$

素因数の和:115988

約数の個数: 20

約数和(自身を含む): 172509792

約数和(自身を除く): 85328176

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 115933, 231866, 463732, 927464, 1854928, 5448851, 10897702, 21795404, 43590808, 87181616]

約数ペア:

[(1, 87181616), (2, 43590808), (4, 21795404), (8, 10897702), (16, 5448851), (47, 1854928), (94, 927464), (188, 463732), (376, 231866), (752, 115933)]