20161744988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65460211}}^1$

素因数の和:65460233

約数の個数: 24

約数和(自身を含む): 43989262464

約数和(自身を除く): 23827517476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65460211, 130920422, 261840844, 458221477, 720062321, 916442954, 1440124642, 1832885908, 2880249284, 5040436247, 10080872494, 20161744988]

約数ペア:

[(1, 20161744988), (2, 10080872494), (4, 5040436247), (7, 2880249284), (11, 1832885908), (14, 1440124642), (22, 916442954), (28, 720062321), (44, 458221477), (77, 261840844), (154, 130920422), (308, 65460211)]