20039856

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{3187}}^1$

素因数の和:3329

約数の個数: 40

約数和(自身を含む): 52181184

約数和(自身を除く): 32141328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 3187, 6288, 6374, 9561, 12748, 19122, 25496, 38244, 50992, 76488, 152976, 417497, 834994, 1252491, 1669988, 2504982, 3339976, 5009964, 6679952, 10019928, 20039856]

約数ペア:

[(1, 20039856), (2, 10019928), (3, 6679952), (4, 5009964), (6, 3339976), (8, 2504982), (12, 1669988), (16, 1252491), (24, 834994), (48, 417497), (131, 152976), (262, 76488), (393, 50992), (524, 38244), (786, 25496), (1048, 19122), (1572, 12748), (2096, 9561), (3144, 6374), (3187, 6288)]