19099353

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1693

約数の個数: 32

約数和(自身を含む): 32091136

約数和(自身を除く): 12991783

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1627, 1677, 3913, 4881, 11389, 11739, 21151, 34167, 63453, 69961, 148057, 209883, 444171, 489727, 909493, 1469181, 2728479, 6366451, 19099353]

約数ペア:

[(1, 19099353), (3, 6366451), (7, 2728479), (13, 1469181), (21, 909493), (39, 489727), (43, 444171), (91, 209883), (129, 148057), (273, 69961), (301, 63453), (559, 34167), (903, 21151), (1627, 11739), (1677, 11389), (3913, 4881)]