27920144

素因数分解:

$2^4\times 7^1\times {\mathrm{249287}}^1$

素因数の和:249302

約数の個数: 20

約数和(自身を含む): 61823424

約数和(自身を除く): 33903280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 249287, 498574, 997148, 1745009, 1994296, 3490018, 3988592, 6980036, 13960072, 27920144]

約数ペア:

[(1, 27920144), (2, 13960072), (4, 6980036), (7, 3988592), (8, 3490018), (14, 1994296), (16, 1745009), (28, 997148), (56, 498574), (112, 249287)]