20545252

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56443}}^1$

素因数の和:56467

約数の個数: 24

約数和(自身を含む): 44252096

約数和(自身を除く): 23706844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56443, 112886, 225772, 395101, 733759, 790202, 1467518, 1580404, 2935036, 5136313, 10272626, 20545252]

約数ペア:

[(1, 20545252), (2, 10272626), (4, 5136313), (7, 2935036), (13, 1580404), (14, 1467518), (26, 790202), (28, 733759), (52, 395101), (91, 225772), (182, 112886), (364, 56443)]