15965781328

素因数分解:

$2^4\times 7^2\times {\mathrm{20364517}}^1$

素因数の和:20364539

約数の個数: 30

約数和(自身を含む): 35984103306

約数和(自身を除く): 20018321978

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20364517, 40729034, 81458068, 142551619, 162916136, 285103238, 325832272, 570206476, 997861333, 1140412952, 1995722666, 2280825904, 3991445332, 7982890664, 15965781328]

約数ペア:

[(1, 15965781328), (2, 7982890664), (4, 3991445332), (7, 2280825904), (8, 1995722666), (14, 1140412952), (16, 997861333), (28, 570206476), (49, 325832272), (56, 285103238), (98, 162916136), (112, 142551619), (196, 81458068), (392, 40729034), (784, 20364517)]