20163111

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4003}}^1$

素因数の和:4102

約数の個数: 16

約数和(自身を含む): 28444416

約数和(自身を除く): 8281305

約数列:

[1, 3, 23, 69, 73, 219, 1679, 4003, 5037, 12009, 92069, 276207, 292219, 876657, 6721037, 20163111]

約数ペア:

[(1, 20163111), (3, 6721037), (23, 876657), (69, 292219), (73, 276207), (219, 92069), (1679, 12009), (4003, 5037)]