19495976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 19816024

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2729, 3572, 5458, 7144, 10916, 21832, 51851, 103702, 128263, 207404, 256526, 414808, 513052, 1026104, 2436997, 4873994, 9747988, 19495976]

約数ペア:

[(1, 19495976), (2, 9747988), (4, 4873994), (8, 2436997), (19, 1026104), (38, 513052), (47, 414808), (76, 256526), (94, 207404), (152, 128263), (188, 103702), (376, 51851), (893, 21832), (1786, 10916), (2729, 7144), (3572, 5458)]