19458244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3433}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 37018520

約数和(自身を除く): 17560276

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 3433, 5668, 6866, 13732, 44629, 89258, 178516, 374197, 748394, 1496788, 4864561, 9729122, 19458244]

約数ペア:

[(1, 19458244), (2, 9729122), (4, 4864561), (13, 1496788), (26, 748394), (52, 374197), (109, 178516), (218, 89258), (436, 44629), (1417, 13732), (2834, 6866), (3433, 5668)]