2012181381

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1388669}}^1$

素因数の和:1388705

約数の個数: 24

約数和(自身を含む): 3466120320

約数和(自身を除く): 1453938939

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 1388669, 4166007, 9720683, 12498021, 29162049, 31939387, 87486147, 95818161, 223575709, 287454483, 670727127, 2012181381]

約数ペア:

[(1, 2012181381), (3, 670727127), (7, 287454483), (9, 223575709), (21, 95818161), (23, 87486147), (63, 31939387), (69, 29162049), (161, 12498021), (207, 9720683), (483, 4166007), (1449, 1388669)]