20895017

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6353}}^1$

素因数の和:6400

約数の個数: 16

約数和(自身を含む): 25619328

約数和(自身を除く): 4724311

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 6353, 69883, 82589, 146119, 908479, 1607309, 1899547, 20895017]

約数ペア:

[(1, 20895017), (11, 1899547), (13, 1607309), (23, 908479), (143, 146119), (253, 82589), (299, 69883), (3289, 6353)]