30991202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{6317}}^1$

素因数の和:6553

約数の個数: 16

約数和(自身を含む): 50948352

約数和(自身を除く): 19957150

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4906, 6317, 12634, 69487, 138974, 1408691, 2817382, 15495601, 30991202]

約数ペア:

[(1, 30991202), (2, 15495601), (11, 2817382), (22, 1408691), (223, 138974), (446, 69487), (2453, 12634), (4906, 6317)]