19742163

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4871}}^1$

素因数の和:5074

約数の個数: 16

約数和(自身を含む): 30245376

約数和(自身を除く): 10503213

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 4871, 14613, 34097, 102291, 940103, 2820309, 6580721, 19742163]

約数ペア:

[(1, 19742163), (3, 6580721), (7, 2820309), (21, 940103), (193, 102291), (579, 34097), (1351, 14613), (4053, 4871)]