19492160

素因数分解:

$2^6\times 5^1\times {\mathrm{60913}}^1$

素因数の和:60930

約数の個数: 28

約数和(自身を含む): 46416468

約数和(自身を除く): 26924308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60913, 121826, 243652, 304565, 487304, 609130, 974608, 1218260, 1949216, 2436520, 3898432, 4873040, 9746080, 19492160]

約数ペア:

[(1, 19492160), (2, 9746080), (4, 4873040), (5, 3898432), (8, 2436520), (10, 1949216), (16, 1218260), (20, 974608), (32, 609130), (40, 487304), (64, 304565), (80, 243652), (160, 121826), (320, 60913)]