19196912

素因数分解:

$2^4\times 7^1\times {\mathrm{171401}}^1$

素因数の和:171416

約数の個数: 20

約数和(自身を含む): 42507696

約数和(自身を除く): 23310784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171401, 342802, 685604, 1199807, 1371208, 2399614, 2742416, 4799228, 9598456, 19196912]

約数ペア:

[(1, 19196912), (2, 9598456), (4, 4799228), (7, 2742416), (8, 2399614), (14, 1371208), (16, 1199807), (28, 685604), (56, 342802), (112, 171401)]