19861593

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 29952000

約数和(自身を除く): 10090407

約数列:

[1, 3, 17, 19, 51, 57, 103, 199, 309, 323, 597, 969, 1751, 1957, 3383, 3781, 5253, 5871, 10149, 11343, 20497, 33269, 61491, 64277, 99807, 192831, 348449, 389443, 1045347, 1168329, 6620531, 19861593]

約数ペア:

[(1, 19861593), (3, 6620531), (17, 1168329), (19, 1045347), (51, 389443), (57, 348449), (103, 192831), (199, 99807), (309, 64277), (323, 61491), (597, 33269), (969, 20497), (1751, 11343), (1957, 10149), (3383, 5871), (3781, 5253)]