20950999

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 22587840

約数和(自身を除く): 1636841

約数列:

[1, 23, 61, 109, 137, 1403, 2507, 3151, 6649, 8357, 14933, 152927, 192211, 343459, 910913, 20950999]

約数ペア:

[(1, 20950999), (23, 910913), (61, 343459), (109, 192211), (137, 152927), (1403, 14933), (2507, 8357), (3151, 6649)]