20187145434

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20641253}}^1$

素因数の和:20641421

約数の個数: 16

約数和(自身を含む): 40621987872

約数和(自身を除く): 20434842438

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20641253, 41282506, 61923759, 123847518, 3364524239, 6729048478, 10093572717, 20187145434]

約数ペア:

[(1, 20187145434), (2, 10093572717), (3, 6729048478), (6, 3364524239), (163, 123847518), (326, 61923759), (489, 41282506), (978, 20641253)]