20189954905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{968111}}^1$

素因数の和:968256

約数の個数: 16

約数和(自身を含む): 25046993664

約数和(自身を除く): 4857038759

約数列:

[1, 5, 43, 97, 215, 485, 4171, 20855, 968111, 4840555, 41628773, 93906767, 208143865, 469533835, 4037990981, 20189954905]

約数ペア:

[(1, 20189954905), (5, 4037990981), (43, 469533835), (97, 208143865), (215, 93906767), (485, 41628773), (4171, 4840555), (20855, 968111)]