1961195654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1255567}}^1$

素因数の和:1255651

約数の個数: 16

約数和(自身を含む): 3254432256

約数和(自身を除く): 1293236602

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1255567, 2511134, 13811237, 27622474, 89145257, 178290514, 980597827, 1961195654]

約数ペア:

[(1, 1961195654), (2, 980597827), (11, 178290514), (22, 89145257), (71, 27622474), (142, 13811237), (781, 2511134), (1562, 1255567)]