20440783

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 23755680

約数和(自身を除く): 3314897

約数列:

[1, 11, 17, 187, 281, 389, 3091, 4279, 4777, 6613, 52547, 72743, 109309, 1202399, 1858253, 20440783]

約数ペア:

[(1, 20440783), (11, 1858253), (17, 1202399), (187, 109309), (281, 72743), (389, 52547), (3091, 6613), (4279, 4777)]