28636648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 56800800

約数和(自身を除く): 28164152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 293, 586, 643, 1172, 1286, 2344, 2572, 5144, 5567, 11134, 12217, 22268, 24434, 44536, 48868, 97736, 188399, 376798, 753596, 1507192, 3579581, 7159162, 14318324, 28636648]

約数ペア:

[(1, 28636648), (2, 14318324), (4, 7159162), (8, 3579581), (19, 1507192), (38, 753596), (76, 376798), (152, 188399), (293, 97736), (586, 48868), (643, 44536), (1172, 24434), (1286, 22268), (2344, 12217), (2572, 11134), (5144, 5567)]