18520174

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28669}}^1$

素因数の和:28707

約数の個数: 16

約数和(自身を含む): 30963600

約数和(自身を除く): 12443426

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 28669, 57338, 487373, 544711, 974746, 1089422, 9260087, 18520174]

約数ペア:

[(1, 18520174), (2, 9260087), (17, 1089422), (19, 974746), (34, 544711), (38, 487373), (323, 57338), (646, 28669)]