31182206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19963}}^1$

素因数の和:20047

約数の個数: 16

約数和(自身を含む): 51746688

約数和(自身を除く): 20564482

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 19963, 39926, 219593, 439186, 1417373, 2834746, 15591103, 31182206]

約数ペア:

[(1, 31182206), (2, 15591103), (11, 2834746), (22, 1417373), (71, 439186), (142, 219593), (781, 39926), (1562, 19963)]