18888923984

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{847493}}^1$

素因数の和:847707

約数の個数: 40

約数和(自身を含む): 42035702400

約数和(自身を除く): 23146778416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1393, 1592, 2786, 3184, 5572, 11144, 22288, 847493, 1694986, 3389972, 5932451, 6779944, 11864902, 13559888, 23729804, 47459608, 94919216, 168651107, 337302214, 674604428, 1180557749, 1349208856, 2361115498, 2698417712, 4722230996, 9444461992, 18888923984]

約数ペア:

[(1, 18888923984), (2, 9444461992), (4, 4722230996), (7, 2698417712), (8, 2361115498), (14, 1349208856), (16, 1180557749), (28, 674604428), (56, 337302214), (112, 168651107), (199, 94919216), (398, 47459608), (796, 23729804), (1393, 13559888), (1592, 11864902), (2786, 6779944), (3184, 5932451), (5572, 3389972), (11144, 1694986), (22288, 847493)]