2011990321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1\times {\mathrm{1223}}^1$

素因数の和:2012

約数の個数: 16

約数和(自身を含む): 2208135168

約数和(自身を除く): 196144847

約数列:

[1, 11, 347, 431, 1223, 3817, 4741, 13453, 149557, 424381, 527113, 1645127, 4668191, 5798243, 182908211, 2011990321]

約数ペア:

[(1, 2011990321), (11, 182908211), (347, 5798243), (431, 4668191), (1223, 1645127), (3817, 527113), (4741, 424381), (13453, 149557)]