194620180

素因数分解:

$2^2\times 5^1\times {\mathrm{9731009}}^1$

素因数の和:9731018

約数の個数: 12

約数和(自身を含む): 408702420

約数和(自身を除く): 214082240

約数列:

[1, 2, 4, 5, 10, 20, 9731009, 19462018, 38924036, 48655045, 97310090, 194620180]

約数ペア:

[(1, 194620180), (2, 97310090), (4, 48655045), (5, 38924036), (10, 19462018), (20, 9731009)]