16619478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{120431}}^1$

素因数の和:120459

約数の個数: 16

約数和(自身を含む): 34684416

約数和(自身を除く): 18064938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 120431, 240862, 361293, 722586, 2769913, 5539826, 8309739, 16619478]

約数ペア:

[(1, 16619478), (2, 8309739), (3, 5539826), (6, 2769913), (23, 722586), (46, 361293), (69, 240862), (138, 120431)]