20536449

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1621}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 28339584

約数和(自身を除く): 7803135

約数列:

[1, 3, 41, 103, 123, 309, 1621, 4223, 4863, 12669, 66461, 166963, 199383, 500889, 6845483, 20536449]

約数ペア:

[(1, 20536449), (3, 6845483), (41, 500889), (103, 199383), (123, 166963), (309, 66461), (1621, 12669), (4223, 4863)]