20938368

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{4957}}^1$

素因数の和:4985

約数の個数: 64

約数和(自身を含む): 60685920

約数和(自身を除く): 39747552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 4957, 9914, 14871, 19828, 29742, 39656, 54527, 59484, 79312, 109054, 118968, 158624, 163581, 218108, 237936, 317248, 327162, 436216, 475872, 634496, 654324, 872432, 951744, 1308648, 1744864, 1903488, 2617296, 3489728, 5234592, 6979456, 10469184, 20938368]

約数ペア:

[(1, 20938368), (2, 10469184), (3, 6979456), (4, 5234592), (6, 3489728), (8, 2617296), (11, 1903488), (12, 1744864), (16, 1308648), (22, 951744), (24, 872432), (32, 654324), (33, 634496), (44, 475872), (48, 436216), (64, 327162), (66, 317248), (88, 237936), (96, 218108), (128, 163581), (132, 158624), (176, 118968), (192, 109054), (264, 79312), (352, 59484), (384, 54527), (528, 39656), (704, 29742), (1056, 19828), (1408, 14871), (2112, 9914), (4224, 4957)]