20480488

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15901}}^1$

素因数の和:15937

約数の個数: 32

約数和(自身を含む): 45797760

約数和(自身を除く): 25317272

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15901, 31802, 63604, 111307, 127208, 222614, 365723, 445228, 731446, 890456, 1462892, 2560061, 2925784, 5120122, 10240244, 20480488]

約数ペア:

[(1, 20480488), (2, 10240244), (4, 5120122), (7, 2925784), (8, 2560061), (14, 1462892), (23, 890456), (28, 731446), (46, 445228), (56, 365723), (92, 222614), (161, 127208), (184, 111307), (322, 63604), (644, 31802), (1288, 15901)]