2009189768

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{677}}^1\times {\mathrm{3673}}^1$

素因数の和:4457

約数の個数: 32

約数和(自身を含む): 3811187160

約数和(自身を除く): 1801997392

約数列:

[1, 2, 4, 8, 101, 202, 404, 677, 808, 1354, 2708, 3673, 5416, 7346, 14692, 29384, 68377, 136754, 273508, 370973, 547016, 741946, 1483892, 2486621, 2967784, 4973242, 9946484, 19892968, 251148721, 502297442, 1004594884, 2009189768]

約数ペア:

[(1, 2009189768), (2, 1004594884), (4, 502297442), (8, 251148721), (101, 19892968), (202, 9946484), (404, 4973242), (677, 2967784), (808, 2486621), (1354, 1483892), (2708, 741946), (3673, 547016), (5416, 370973), (7346, 273508), (14692, 136754), (29384, 68377)]