19929636

素因数分解:

$2^2\times 3^2\times {\mathrm{553601}}^1$

素因数の和:553611

約数の個数: 18

約数和(自身を含む): 50377782

約数和(自身を除く): 30448146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553601, 1107202, 1660803, 2214404, 3321606, 4982409, 6643212, 9964818, 19929636]

約数ペア:

[(1, 19929636), (2, 9964818), (3, 6643212), (4, 4982409), (6, 3321606), (9, 2214404), (12, 1660803), (18, 1107202), (36, 553601)]