19788776

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3643}}^1$

素因数の和:3753

約数の個数: 32

約数和(自身を含む): 42853440

約数和(自身を除く): 23064664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3643, 5432, 7286, 14572, 25501, 29144, 51002, 102004, 204008, 353371, 706742, 1413484, 2473597, 2826968, 4947194, 9894388, 19788776]

約数ペア:

[(1, 19788776), (2, 9894388), (4, 4947194), (7, 2826968), (8, 2473597), (14, 1413484), (28, 706742), (56, 353371), (97, 204008), (194, 102004), (388, 51002), (679, 29144), (776, 25501), (1358, 14572), (2716, 7286), (3643, 5432)]