2019909776

素因数分解:

$2^4\times {\mathrm{1399}}^1\times {\mathrm{90239}}^1$

素因数の和:91646

約数の個数: 20

約数和(自身を含む): 3916416000

約数和(自身を除く): 1896506224

約数列:

[1, 2, 4, 8, 16, 1399, 2798, 5596, 11192, 22384, 90239, 180478, 360956, 721912, 1443824, 126244361, 252488722, 504977444, 1009954888, 2019909776]

約数ペア:

[(1, 2019909776), (2, 1009954888), (4, 504977444), (8, 252488722), (16, 126244361), (1399, 1443824), (2798, 721912), (5596, 360956), (11192, 180478), (22384, 90239)]