199964912

素因数分解:

$2^4\times 7^1\times {\mathrm{1785401}}^1$

素因数の和:1785416

約数の個数: 20

約数和(自身を含む): 442779696

約数和(自身を除く): 242814784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1785401, 3570802, 7141604, 12497807, 14283208, 24995614, 28566416, 49991228, 99982456, 199964912]

約数ペア:

[(1, 199964912), (2, 99982456), (4, 49991228), (7, 28566416), (8, 24995614), (14, 14283208), (16, 12497807), (28, 7141604), (56, 3570802), (112, 1785401)]