18970728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{112921}}^1$

素因数の和:112937

約数の個数: 32

約数和(自身を含む): 54202560

約数和(自身を除く): 35231832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 112921, 225842, 338763, 451684, 677526, 790447, 903368, 1355052, 1580894, 2371341, 2710104, 3161788, 4742682, 6323576, 9485364, 18970728]

約数ペア:

[(1, 18970728), (2, 9485364), (3, 6323576), (4, 4742682), (6, 3161788), (7, 2710104), (8, 2371341), (12, 1580894), (14, 1355052), (21, 903368), (24, 790447), (28, 677526), (42, 451684), (56, 338763), (84, 225842), (168, 112921)]