20100613

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4787}}^1$

素因数の和:4836

約数の個数: 16

約数和(自身を含む): 24131520

約数和(自身を除く): 4030907

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4787, 62231, 81379, 90953, 1057927, 1182389, 1546201, 20100613]

約数ペア:

[(1, 20100613), (13, 1546201), (17, 1182389), (19, 1057927), (221, 90953), (247, 81379), (323, 62231), (4199, 4787)]