20446083

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 34892208

約数和(自身を除く): 14446125

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 653, 1491, 1959, 3479, 4473, 4571, 5877, 10437, 13713, 31311, 31997, 41139, 46363, 95991, 139089, 287973, 324541, 417267, 973623, 2271787, 2920869, 6815361, 20446083]

約数ペア:

[(1, 20446083), (3, 6815361), (7, 2920869), (9, 2271787), (21, 973623), (49, 417267), (63, 324541), (71, 287973), (147, 139089), (213, 95991), (441, 46363), (497, 41139), (639, 31997), (653, 31311), (1491, 13713), (1959, 10437), (3479, 5877), (4473, 4571)]