218529788

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{2131}}^1$

素因数の和:2993

約数の個数: 24

約数和(自身を含む): 395426304

約数和(自身を除く): 176896516

約数列:

[1, 2, 4, 31, 62, 124, 827, 1654, 2131, 3308, 4262, 8524, 25637, 51274, 66061, 102548, 132122, 264244, 1762337, 3524674, 7049348, 54632447, 109264894, 218529788]

約数ペア:

[(1, 218529788), (2, 109264894), (4, 54632447), (31, 7049348), (62, 3524674), (124, 1762337), (827, 264244), (1654, 132122), (2131, 102548), (3308, 66061), (4262, 51274), (8524, 25637)]