2009198728

素因数分解:

$2^3\times {\mathrm{1321}}^1\times {\mathrm{190121}}^1$

素因数の和:191448

約数の個数: 16

約数和(自身を含む): 3770119260

約数和(自身を除く): 1760920532

約数列:

[1, 2, 4, 8, 1321, 2642, 5284, 10568, 190121, 380242, 760484, 1520968, 251149841, 502299682, 1004599364, 2009198728]

約数ペア:

[(1, 2009198728), (2, 1004599364), (4, 502299682), (8, 251149841), (1321, 1520968), (2642, 760484), (5284, 380242), (10568, 190121)]