19170256

素因数分解:

$2^4\times 7^1\times {\mathrm{171163}}^1$

素因数の和:171178

約数の個数: 20

約数和(自身を含む): 42448672

約数和(自身を除く): 23278416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171163, 342326, 684652, 1198141, 1369304, 2396282, 2738608, 4792564, 9585128, 19170256]

約数ペア:

[(1, 19170256), (2, 9585128), (4, 4792564), (7, 2738608), (8, 2396282), (14, 1369304), (16, 1198141), (28, 684652), (56, 342326), (112, 171163)]