19221389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 2611891

約数列:

[1, 11, 37, 83, 407, 569, 913, 3071, 6259, 21053, 33781, 47227, 231583, 519497, 1747399, 19221389]

約数ペア:

[(1, 19221389), (11, 1747399), (37, 519497), (83, 231583), (407, 47227), (569, 33781), (913, 21053), (3071, 6259)]