19713139

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 21312000

約数和(自身を除く): 1598861

約数列:

[1, 23, 59, 73, 199, 1357, 1679, 4307, 4577, 11741, 14527, 99061, 270043, 334121, 857093, 19713139]

約数ペア:

[(1, 19713139), (23, 857093), (59, 334121), (73, 270043), (199, 99061), (1357, 14527), (1679, 11741), (4307, 4577)]