19116253

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 2051747

約数列:

[1, 13, 71, 139, 149, 923, 1807, 1937, 9869, 10579, 20711, 128297, 137527, 269243, 1470481, 19116253]

約数ペア:

[(1, 19116253), (13, 1470481), (71, 269243), (139, 137527), (149, 128297), (923, 20711), (1807, 10579), (1937, 9869)]