388655146

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{467}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 679704480

約数和(自身を除く): 291049334

約数列:

[1, 2, 11, 19, 22, 38, 121, 181, 209, 242, 362, 418, 467, 934, 1991, 2299, 3439, 3982, 4598, 5137, 6878, 8873, 10274, 17746, 21901, 37829, 43802, 56507, 75658, 84527, 97603, 113014, 169054, 195206, 416119, 832238, 929797, 1073633, 1606013, 1859594, 2147266, 3212026, 10227767, 17666143, 20455534, 35332286, 194327573, 388655146]

約数ペア:

[(1, 388655146), (2, 194327573), (11, 35332286), (19, 20455534), (22, 17666143), (38, 10227767), (121, 3212026), (181, 2147266), (209, 1859594), (242, 1606013), (362, 1073633), (418, 929797), (467, 832238), (934, 416119), (1991, 195206), (2299, 169054), (3439, 113014), (3982, 97603), (4598, 84527), (5137, 75658), (6878, 56507), (8873, 43802), (10274, 37829), (17746, 21901)]