20565038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16829}}^1$

素因数の和:16891

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 13364242

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16829, 33658, 218777, 437554, 790963, 1581926, 10282519, 20565038]

約数ペア:

[(1, 20565038), (2, 10282519), (13, 1581926), (26, 790963), (47, 437554), (94, 218777), (611, 33658), (1222, 16829)]