18975894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12211}}^1$

素因数の和:12260

約数の個数: 32

約数和(自身を含む): 44549376

約数和(自身を除く): 25573482

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12211, 24422, 36633, 73266, 85477, 170954, 256431, 451807, 512862, 903614, 1355421, 2710842, 3162649, 6325298, 9487947, 18975894]

約数ペア:

[(1, 18975894), (2, 9487947), (3, 6325298), (6, 3162649), (7, 2710842), (14, 1355421), (21, 903614), (37, 512862), (42, 451807), (74, 256431), (111, 170954), (222, 85477), (259, 73266), (518, 36633), (777, 24422), (1554, 12211)]