2018397340

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1040411}}^1$

素因数の和:1040517

約数の個数: 24

約数和(自身を含む): 4282335792

約数和(自身を除く): 2263938452

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 1040411, 2080822, 4161644, 5202055, 10404110, 20808220, 100919867, 201839734, 403679468, 504599335, 1009198670, 2018397340]

約数ペア:

[(1, 2018397340), (2, 1009198670), (4, 504599335), (5, 403679468), (10, 201839734), (20, 100919867), (97, 20808220), (194, 10404110), (388, 5202055), (485, 4161644), (970, 2080822), (1940, 1040411)]