2019978388

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{457}}^1\times {\mathrm{3061}}^1$

素因数の和:3560

約数の個数: 36

約数和(自身を含む): 3740190132

約数和(自身を除く): 1720211744

約数列:

[1, 2, 4, 19, 38, 76, 361, 457, 722, 914, 1444, 1828, 3061, 6122, 8683, 12244, 17366, 34732, 58159, 116318, 164977, 232636, 329954, 659908, 1105021, 1398877, 2210042, 2797754, 4420084, 5595508, 26578663, 53157326, 106314652, 504994597, 1009989194, 2019978388]

約数ペア:

[(1, 2019978388), (2, 1009989194), (4, 504994597), (19, 106314652), (38, 53157326), (76, 26578663), (361, 5595508), (457, 4420084), (722, 2797754), (914, 2210042), (1444, 1398877), (1828, 1105021), (3061, 659908), (6122, 329954), (8683, 232636), (12244, 164977), (17366, 116318), (34732, 58159)]