19785346

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74381}}^1$

素因数の和:74409

約数の個数: 16

約数和(自身を含む): 35703360

約数和(自身を除く): 15918014

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74381, 148762, 520667, 1041334, 1413239, 2826478, 9892673, 19785346]

約数ペア:

[(1, 19785346), (2, 9892673), (7, 2826478), (14, 1413239), (19, 1041334), (38, 520667), (133, 148762), (266, 74381)]