20488370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41813}}^1$

素因数の和:41834

約数の個数: 24

約数和(自身を含む): 42901164

約数和(自身を除く): 22412794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41813, 83626, 209065, 292691, 418130, 585382, 1463455, 2048837, 2926910, 4097674, 10244185, 20488370]

約数ペア:

[(1, 20488370), (2, 10244185), (5, 4097674), (7, 2926910), (10, 2048837), (14, 1463455), (35, 585382), (49, 418130), (70, 292691), (98, 209065), (245, 83626), (490, 41813)]