19145591

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 20736000

約数和(自身を除く): 1590409

約数列:

[1, 23, 47, 89, 199, 1081, 2047, 4183, 4577, 9353, 17711, 96209, 215119, 407353, 832417, 19145591]

約数ペア:

[(1, 19145591), (23, 832417), (47, 407353), (89, 215119), (199, 96209), (1081, 17711), (2047, 9353), (4183, 4577)]