20515416

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{20849}}^1$

素因数の和:20899

約数の個数: 32

約数和(自身を含む): 52542000

約数和(自身を除く): 32026584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 20849, 41698, 62547, 83396, 125094, 166792, 250188, 500376, 854809, 1709618, 2564427, 3419236, 5128854, 6838472, 10257708, 20515416]

約数ペア:

[(1, 20515416), (2, 10257708), (3, 6838472), (4, 5128854), (6, 3419236), (8, 2564427), (12, 1709618), (24, 854809), (41, 500376), (82, 250188), (123, 166792), (164, 125094), (246, 83396), (328, 62547), (492, 41698), (984, 20849)]