19145392

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 42656000

約数和(自身を除く): 23510608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 859, 1393, 1592, 1718, 2786, 3184, 3436, 5572, 6013, 6872, 11144, 12026, 13744, 22288, 24052, 48104, 96208, 170941, 341882, 683764, 1196587, 1367528, 2393174, 2735056, 4786348, 9572696, 19145392]

約数ペア:

[(1, 19145392), (2, 9572696), (4, 4786348), (7, 2735056), (8, 2393174), (14, 1367528), (16, 1196587), (28, 683764), (56, 341882), (112, 170941), (199, 96208), (398, 48104), (796, 24052), (859, 22288), (1393, 13744), (1592, 12026), (1718, 11144), (2786, 6872), (3184, 6013), (3436, 5572)]