20161526

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 17992714

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1471, 1958, 2942, 6853, 10297, 13706, 16181, 20594, 32362, 113267, 130919, 226534, 261838, 916433, 1440109, 1832866, 2880218, 10080763, 20161526]

約数ペア:

[(1, 20161526), (2, 10080763), (7, 2880218), (11, 1832866), (14, 1440109), (22, 916433), (77, 261838), (89, 226534), (154, 130919), (178, 113267), (623, 32362), (979, 20594), (1246, 16181), (1471, 13706), (1958, 10297), (2942, 6853)]