17983976

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 36020160

約数和(自身を除く): 18036184

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 2273, 3956, 4546, 7912, 9092, 18184, 52279, 97739, 104558, 195478, 209116, 390956, 418232, 781912, 2247997, 4495994, 8991988, 17983976]

約数ペア:

[(1, 17983976), (2, 8991988), (4, 4495994), (8, 2247997), (23, 781912), (43, 418232), (46, 390956), (86, 209116), (92, 195478), (172, 104558), (184, 97739), (344, 52279), (989, 18184), (1978, 9092), (2273, 7912), (3956, 4546)]