19231569

素因数分解:

$3^2\times 7^2\times {\mathrm{43609}}^1$

素因数の和:43629

約数の個数: 18

約数和(自身を含む): 32315010

約数和(自身を除く): 13083441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 43609, 130827, 305263, 392481, 915789, 2136841, 2747367, 6410523, 19231569]

約数ペア:

[(1, 19231569), (3, 6410523), (7, 2747367), (9, 2136841), (21, 915789), (49, 392481), (63, 305263), (147, 130827), (441, 43609)]