20764842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1747}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 47657472

約数和(自身を除く): 26892630

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 283, 566, 849, 1698, 1747, 1981, 3494, 3962, 5241, 5943, 10482, 11886, 12229, 24458, 36687, 73374, 494401, 988802, 1483203, 2966406, 3460807, 6921614, 10382421, 20764842]

約数ペア:

[(1, 20764842), (2, 10382421), (3, 6921614), (6, 3460807), (7, 2966406), (14, 1483203), (21, 988802), (42, 494401), (283, 73374), (566, 36687), (849, 24458), (1698, 12229), (1747, 11886), (1981, 10482), (3494, 5943), (3962, 5241)]