19740636

素因数分解:

$2^2\times 3^2\times {\mathrm{548351}}^1$

素因数の和:548361

約数の個数: 18

約数和(自身を含む): 49900032

約数和(自身を除く): 30159396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 548351, 1096702, 1645053, 2193404, 3290106, 4935159, 6580212, 9870318, 19740636]

約数ペア:

[(1, 19740636), (2, 9870318), (3, 6580212), (4, 4935159), (6, 3290106), (9, 2193404), (12, 1645053), (18, 1096702), (36, 548351)]