18872051

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 21247488

約数和(自身を除く): 2375437

約数列:

[1, 11, 47, 173, 211, 517, 1903, 2321, 8131, 9917, 36503, 89441, 109087, 401533, 1715641, 18872051]

約数ペア:

[(1, 18872051), (11, 1715641), (47, 401533), (173, 109087), (211, 89441), (517, 36503), (1903, 9917), (2321, 8131)]