19999552

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16447}}^1$

素因数の和:16478

約数の個数: 28

約数和(自身を含む): 41777920

約数和(自身を除く): 21778368

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16447, 32894, 65788, 131576, 263152, 312493, 526304, 624986, 1052608, 1249972, 2499944, 4999888, 9999776, 19999552]

約数ペア:

[(1, 19999552), (2, 9999776), (4, 4999888), (8, 2499944), (16, 1249972), (19, 1052608), (32, 624986), (38, 526304), (64, 312493), (76, 263152), (152, 131576), (304, 65788), (608, 32894), (1216, 16447)]