20439036

素因数分解:

$2^2\times 3^2\times {\mathrm{567751}}^1$

素因数の和:567761

約数の個数: 18

約数和(自身を含む): 51665432

約数和(自身を除く): 31226396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 567751, 1135502, 1703253, 2271004, 3406506, 5109759, 6813012, 10219518, 20439036]

約数ペア:

[(1, 20439036), (2, 10219518), (3, 6813012), (4, 5109759), (6, 3406506), (9, 2271004), (12, 1703253), (18, 1135502), (36, 567751)]