19988608

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8219}}^1$

素因数の和:8252

約数の個数: 32

約数和(自身を含む): 41922000

約数和(自身を除く): 21933392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8219, 16438, 32876, 65752, 131504, 156161, 263008, 312322, 526016, 624644, 1052032, 1249288, 2498576, 4997152, 9994304, 19988608]

約数ペア:

[(1, 19988608), (2, 9994304), (4, 4997152), (8, 2498576), (16, 1249288), (19, 1052032), (32, 624644), (38, 526016), (64, 312322), (76, 263008), (128, 156161), (152, 131504), (304, 65752), (608, 32876), (1216, 16438), (2432, 8219)]