19929204

素因数分解:

$2^2\times 3^2\times {\mathrm{553589}}^1$

素因数の和:553599

約数の個数: 18

約数和(自身を含む): 50376690

約数和(自身を除く): 30447486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553589, 1107178, 1660767, 2214356, 3321534, 4982301, 6643068, 9964602, 19929204]

約数ペア:

[(1, 19929204), (2, 9964602), (3, 6643068), (4, 4982301), (6, 3321534), (9, 2214356), (12, 1660767), (18, 1107178), (36, 553589)]