18874214

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5779}}^1$

素因数の和:5875

約数の個数: 16

約数和(自身を含む): 29963520

約数和(自身を除く): 11089306

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 5779, 11558, 132917, 265834, 410309, 820618, 9437107, 18874214]

約数ペア:

[(1, 18874214), (2, 9437107), (23, 820618), (46, 410309), (71, 265834), (142, 132917), (1633, 11558), (3266, 5779)]