197322256

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{138569}}^1$

素因数の和:138666

約数の個数: 20

約数和(自身を含む): 386610300

約数和(自身を除く): 189288044

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 138569, 277138, 554276, 1108552, 2217104, 12332641, 24665282, 49330564, 98661128, 197322256]

約数ペア:

[(1, 197322256), (2, 98661128), (4, 49330564), (8, 24665282), (16, 12332641), (89, 2217104), (178, 1108552), (356, 554276), (712, 277138), (1424, 138569)]