19297264

素因数分解:

$2^4\times 7^1\times {\mathrm{172297}}^1$

素因数の和:172312

約数の個数: 20

約数和(自身を含む): 42729904

約数和(自身を除く): 23432640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172297, 344594, 689188, 1206079, 1378376, 2412158, 2756752, 4824316, 9648632, 19297264]

約数ペア:

[(1, 19297264), (2, 9648632), (4, 4824316), (7, 2756752), (8, 2412158), (14, 1378376), (16, 1206079), (28, 689188), (56, 344594), (112, 172297)]