20218181257

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2293}}^1\times {\mathrm{20177}}^1$

素因数の和:22512

約数の個数: 16

約数和(自身を含む): 22218399360

約数和(自身を除く): 2000218103

約数列:

[1, 19, 23, 437, 2293, 20177, 43567, 52739, 383363, 464071, 1002041, 8817349, 46265861, 879051359, 1064114803, 20218181257]

約数ペア:

[(1, 20218181257), (19, 1064114803), (23, 879051359), (437, 46265861), (2293, 8817349), (20177, 1002041), (43567, 464071), (52739, 383363)]