19767616

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:719

約数の個数: 56

約数和(自身を含む): 43854624

約数和(自身を除く): 24087008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 172, 176, 344, 352, 473, 653, 688, 704, 946, 1306, 1376, 1892, 2612, 2752, 3784, 5224, 7183, 7568, 10448, 14366, 15136, 20896, 28079, 28732, 30272, 41792, 56158, 57464, 112316, 114928, 224632, 229856, 308869, 449264, 459712, 617738, 898528, 1235476, 1797056, 2470952, 4941904, 9883808, 19767616]

約数ペア:

[(1, 19767616), (2, 9883808), (4, 4941904), (8, 2470952), (11, 1797056), (16, 1235476), (22, 898528), (32, 617738), (43, 459712), (44, 449264), (64, 308869), (86, 229856), (88, 224632), (172, 114928), (176, 112316), (344, 57464), (352, 56158), (473, 41792), (653, 30272), (688, 28732), (704, 28079), (946, 20896), (1306, 15136), (1376, 14366), (1892, 10448), (2612, 7568), (2752, 7183), (3784, 5224)]