2009143388

素因数分解:

$2^2\times 7^1\times {\mathrm{71755121}}^1$

素因数の和:71755132

約数の個数: 12

約数和(自身を含む): 4018286832

約数和(自身を除く): 2009143444

約数列:

[1, 2, 4, 7, 14, 28, 71755121, 143510242, 287020484, 502285847, 1004571694, 2009143388]

約数ペア:

[(1, 2009143388), (2, 1004571694), (4, 502285847), (7, 287020484), (14, 143510242), (28, 71755121)]