1990676

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{131}}^2$

素因数の和:295

約数の個数: 18

約数和(自身を含む): 3631530

約数和(自身を除く): 1640854

約数列:

[1, 2, 4, 29, 58, 116, 131, 262, 524, 3799, 7598, 15196, 17161, 34322, 68644, 497669, 995338, 1990676]

約数ペア:

[(1, 1990676), (2, 995338), (4, 497669), (29, 68644), (58, 34322), (116, 17161), (131, 15196), (262, 7598), (524, 3799)]