19109727

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23333}}^1$

素因数の和:23359

約数の個数: 24

約数和(自身を含む): 33974304

約数和(自身を除く): 14864577

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23333, 69999, 163331, 209997, 303329, 489993, 909987, 1469979, 2123303, 2729961, 6369909, 19109727]

約数ペア:

[(1, 19109727), (3, 6369909), (7, 2729961), (9, 2123303), (13, 1469979), (21, 909987), (39, 489993), (63, 303329), (91, 209997), (117, 163331), (273, 69999), (819, 23333)]